• Abrasion (or Blister) Resistance
    The degree to which a fabric is able to withstand rubbing and chaffing within the shoe. Many socks and sheer hosiery products are reinforced, usually with nylon to lengthen durability.
  • Absorption
    The attraction and retention of liquids within the pores of a fiber, yarn or fabric.
  • Acrylic
    A manufactured fiber in which the fiber forming substance is any long-chain synthetic polymer composed of at least 85% by weight of acrylonitrile units.
  • Air Permeability
    The porosity or the ease with which air passes through a fabric.
  • Anatomical Fit
    Socks knit in an assymetrical pattern that accommodates a Left foot and a Right foot. The benefit of this left/right fit is an overall better fit as the cut, padding, and stitching have been completed in a way that complements the unique shape of each foot.
  • Antibacterial Finish
    A treatment of a textile material to make it resistant to, or to retard growth of, bacteria.
  • Arch Compression/Arch Support
    A knitting technique in which the tension of stretch fibers are increased in order to generate greater compression for enhanced fit and support in the targeted arch area.
  • Arikool
    A one-way moisture transpotation system that utilizes a unique and patent pending knitting technique which interlaces a hydrophobic fiber to move moisture away from the foot and hydrophilic fibers to hold this moisture for evaporation for the purpose of keeping the foot dry.
  • Athletic Socks
    There’s a lot of variety in Athletic socks – multiple lengths are available (e.g. No Show, Crew, etc.), colors (typically white or white with color, but blacks and greys are also popular), and features (e.g. cushioning, arch support, moisture wicking, etc.). Choose what works for you and your activity.
  • Bleaching
    Any of several wet processes to remove the natural and artificial impurities in fabrics to obtain clear whites for finished fabric or in preparation for dyeing and finishing.
  • Bleeding
    Loss of color by a fabric or yarn when immersed in water, a solvent, or a similar liquid medium, as a result of improper dyeing or the use of dyes of poor quality.
  • Blend
    A yarn obtained when two or more types of staple fiber are joined in the textile operation for producing spun yarns.
  • Boarding
    A heat setting operation in which hosiery products are put on metal leg forms for a specific size and shape and set under heat, steam and or pressure.
  • Casual Socks
    Typically a bit heavier than a Dress sock, mostly crew length but also available in shorter lengths. Great for Loafers, Moccasins, boots, and other Casual shoes
  • Colorfast
    Fabric with dye retention such that no significant change in shade takes place during the normal life of the sock.
  • Combing
    A process by which natural fibers are sorted and straightened; a more refined treatment than carding.
  • Comfort toe seam, smooth toe seam, rosso toe seam
    An exceptionally smooth toe seam that eliminates bulkiness in order to reduce abrasion and prevent blisters and discomfort.
  • Comfort toe seam, smooth toe seam, rosso toe seam
    An exceptionally smooth toe seam that eliminates bulkiness in order to reduce abrasion and prevent blisters and discomfort.
  • Comfort Top
    A term being used to describe constructions in welts (also called "tops") that are constructed to provide a more comfortable less compressive fit attribute.
  • Compression
    A snug fit designed to gently squeeze your leg to help increase circulation, ease discomfort from leg ailments, provide quicker recovery from athletic activities and offer energizing support.
  • Coolmax
    A branded polyester fiber made by Invista that allows for moisture wicking - moving moisture away from the skin and evaporating into the air.
  • Cotton
    A soft white, natural, fibrous substance that surrounds the seeds of a tropical and subtropical plant and is used as textile fiber and thread for sewing
  • Cotton Count
    An indirect yarn numbering system generally used for spun yarns on the cotton system. It is based on a unit length of 840 yards and the count of the yarn is equal to the number of an 840 yard skein required to weigh 1 pound. Under this type of "indirect" numbering system, the higher the number, the finer the actual yarn.
  • Count
    A numerical designation of yarn size indicating the relationship of length to weight.
  • Crew
    A sock silhouette or style that usually has a leg length between 6-10".
  • Cuffed
    Socks folded over at the top, usually just above the ankle.
  • Cushioning
    The padding ability of a terry-surfaced sock, knitted into a ribbed or plain surface.
  • Denier
    A weight per unit length measure of a textile fiber (i.e. linear density). Officially it is the number of unit weights of 0.05 grams per a 450 meter length. This is numerically equal to the weight in grams of a 9,000 meter skein reeling of a textile fiber. Denier is a "direct" numbering system in which the low number represents a finer fiber size versus a higher number referring to a thicker fiber size. In the U.S., the denier system is used for numbering filament fibers. In contrast, however, outside the U.S. the denier system has been replaced by the TEX system.
  • Dimensional Stability
    The degree to which a fiber, yarn, or fabric retains its original shape and size after having been subjected to wear and wash experience.
  • Dress Socks
    Typically a lighter weight, crew length sock worn with dressier shoes. Solid color, dark socks are traditional for dress socks, but fashion colors and patterns are available in dress socks as well
  • Durability
    A relative term for the resistance of a material to loss of physical properties or appearance as a result of wear.
  • Dyeing
    The permanent application of color to a yarn or fabric.
  • Elastic Recovery
    The degree that a fiber or yarn will return to its original size and shape after deformation from stress.
  • Elasticity
    The ability of a strained material to recover its original size and shape immediately after removal of the stress that caused deformation.
  • Fastness
    Refers to a resistance to fading (i.e. the property of a dye to retain its color when the dyed or printed textile material is exposed to conditions such as light, perspiration, atmospheric gases, or washing that can remove or destroy the color). A dyestuff may be reasonabley fast to one condition but only moderately fast to another. The degree of fastness of color is tested by standard procedures and many retailers require certain fastness standards for a particular use or condition.
  • Finish
    1) A substance or combination of substances added to a textile to improve its properties. 2) A physical or chemical process applied to textile materials to alter their properties.
  • Finishing
    All the processes through which fabric is passed after bleaching, dyeing, or printing in preparation for the end use.
  • Flat Knit
    In the textile trade, the term flat-knit is used to refer only to weft knit fabric formed by a jersey stitches.
  • Gauge
    1) A generic term for various measurement instruments such as pressure or thickness gauges. 2) The number of needles per given distance in a knitting machine. 3) The thickness of the knitting needle in the shank and the hook. 4) The number of wales per inch in a knit fabric. 5) On spinning or twisting frames, the distance from the center of one spindle to the center of the next spindle in the same row.
  • Graduated Compression
    A knitting technique utilizing special machinery which progressively changes the tension on high stretch fibers for the purpose of creating gradual decreases in leg compression from the ankle to the upper leg in order to facilitate increased blood flow up the leg, helping to increase circulation and energize the feet and legs.
  • Greige
    1) The state of a fabric before a finsh has been applied. 2) A fabric just off a knitting machine ( i.e. in an unfinished state).
  • Hand
    The "feel" of a fabric; the qualities that can be ascertained by touching it. The tactile qualities of a fabric (i.e. softness, fineness, resilience, and other qualities perceived by touch).
  • Herringbone
    A fabric in which the pattern of weave resembles the skeletal structure of the herring. It is made with a broken twill weave that produces a balanced zigzag effect.
  • Hydrophobic
    Water repelling; having a low degree of moisture absorption or attraction.
  • Hydrophylic
    Water loving; having a high degree of moisture absorption or attraction.
  • Hyperglide™
    Hyperglide is a Nylon reinforcement that helps reduce friction that can cause blisters and other discomfort.
  • Inspection
    The process of examining textiles for defects at any stage of the manufacturing process.
  • Intimate Blend
    Combining two or more different fiber types into a uniform mixture before the single yarn is spun.
  • Jersey
    A circular knit or flat knit fabric made with a plain stitch.
  • Knee High
    Refers to trouser socks or socks that are constructed to fit just below the knee utilizing a welt which contains spandex to hold the product in place versus the use of the garter from many years past.
  • Knit Fabric
    A fabric structure made by interlooping yarns. Knit fabrics may be warp (or vertical) knitting or weft (horizontal) knitting.
  • Lightfastness
    The degree of resistance of dyed textile materials to the color-destroying influence of sunlight. There are two methods of testing which can utilize 1) the exposure to sunlight, and/or 2) accelerated testing in a laboratory apparatus equipped with several types of artificial light sources.
  • Liner
    An ultra low sock silhouette or style that has a very low profile and typically cannot be seen outside of the shoe. Also known as, hidden liners, invisible socks, and loafer socks.
  • Long Staple
    A long fiber. In reference to cotton, long staple indicates the fiber length of not less than 1 1/8 inches. In reference to Wool, the term indicates fiber lenghts of 3 to 4 inches in length.
  • Low Cut
    A sock silhouette or style that usually ends under the ankle bone and has little to no visibility above the heel of the shoe.
  • Luster
    The gloss, sheen, or shine of a fiber, yarn, or fabric.
  • Lycra Spandex
    A registered trademark of the Dupont Campany (and later Invista Corp) for their spandex fiber, which is commonly used in sheer hosiery and tights, socks, and half-hose (called trouser socks) for its extensibility and modulus attributes, providing better fit and shape retention, comfort, and/or support.
  • Man Made Fiber
    Those fibers produced through chemical reactions controlled by man, as opposed to those fibers occuring naturally, such as cotton, wool, and silk.
  • Mercerization
    A treatment applied to cotton yarn to improve the luster and increase the affinity of the fiber for dyes. The process causes the cotton fiber to permanently swell which increases luster, softens the fiber and increases tenacity.
  • Merino Wool
    Merino wool is a natural, biodegradable and renewable premium sheep wool with superior benefits and a variety of uses, including soft and cozy sweaters, socks and undergarments.
  • Mesh
    Open stitching designed for ventilation and breathability to manage moisture and provide comfort
  • Moisture Wicking/Management
    The action of dispersing or movement of moisture or liquid through the sock – allowing for evaporation, which keeps the feet dry and comfortable.
  • Natural Fiber
    Fibers obtained in usuable form directly from animal, vegetable, or mineral origin.
  • Needle
    The portion of a knitting machine used for intermeshing of the loops during the knitting function.
  • No Show
    A sock silhouette or style that usually ends under the ankle bone and has little to no visibility above the heel of the shoe.
  • Nylon Fiber
    A manufactured fiber in which the fiber-forming substance is any long-chain synthetic polyamide having recurring amide groups.
  • Open-End Spinning
    The production of yarns directly from sliver by opening the sliver and then re-assembling it in a spinning element to form the yarn in a single continuous operation.
  • Over the Calf
    A sock silhouette that rises to just below the knee and covers the entire lower leg. This sock length is sometimes associated with compression socks that provide additional performance and support.
  • Pill
    A small accumulation of fibers on the surface of a fabric. Pills can develop during wear, are held to the fabric by an entanglement in the surface fibers of the material and are usually composed of the same fibers from which the fabric is made.
  • Plaiting
    A sock knitting method in which two different yarns are combined by a process similar to braiding. In plaiting, one yarn becomes the outside of the sock and the other one the inside. Nylon of polyester reinforcement is often incorporated into socks by this process.
  • Ply
    The number of single yarns twisted together to form a plied yarn.
  • Polyester Fiber
    A man-made fiber produced exclusively utilizing chemical polymers made up of DiHydric Alcohol and Terephaletic Acid, which when combined form a strong, versatile threadline used heavily in the sock and textile apparel industry.
  • Polypropylene Fiber
    An olefin fiber made of propylene monomer units.
  • Protein Fibers
    Fibers made up of amino acids in various configuration. In textiles, protein fibers are naturally produced and grown from animal hair most noteably Wool used in all forms of hosiery products. Certain specialty fibers also include Cashmere and Angora.
  • Quarter
    A sock silhouette or style that usually has a leg length between 3-6" and typically covers the entire ankle bone.
  • Rayon Fiber
    A manufactured fiber composed of regenerated cellulose as well as manufactured fibers composed of regenerated cellulose in which substituents have replaced not more than 15% of the hydrogen of the hydroxyl groups. Rayon fibers are made by the viscose process which is a wet spinning process implying extrusion into continuous filaments associated with man-made fibers. Rayon would be considered a hybrid fiber with cellulosic origins, extruded similary to a man-made fiber and later chopped and spun like other cellulose fibers as cotton.
  • Reciprocated
    The term applied to hosiery made on machines which knit in a heel pocket utilizing a back and forth or reciprocated movement of the cylinder.
  • Reinforced
    The process where high stress areas such as the toe and heel are strengthened with an additional yarn or a yarn of a heavier denier to add strength.
  • Residual Shrinkage
    A term describing the amount of shrinkage remaining in a fabric after finishing, expressed as a percentage of the dimensions before finishing.
  • Resiliency
    The ability of a fabric to return to its original shape after compressing, bending, or other deformation.
  • Rib Knit
    Knit fabric with lengthwise ribs formed by wales alternativng between the top and bottom side of the fabric. As wales alternate between front and back the pattern is numerically depicted by numbers like 2 x 2 (spoken as 2 by 2). In socks, true rib stitches are formed on double cylinder knitting machines.
  • Ring Spun Yarn
    The staple yarn spinning process prepared by drafting and twisting together individual fibers with the use of rings to achieve a desire yarn size.
  • Rubber
    A high stretch fiber synthetically created into a thread line which originate as a thick, gummy secretion from rubber plants. Rubber fibers possess high stretch and recovery charactistics needed for enhanced fit.
  • S. Cafe®
    A branded, eco-friendly innovative fiber utilizing spent coffee grounds as a raw material to produce the S.Café yarn. The yarn, in addition to changing the normal shape of the filament also permanently provides functions such as fast drying, UV-protection and odor control.
  • Seamless
    Sheer hosiery knit in one operation on circular machines (one continuous operation) so that no seaming is required up the back.
  • Selvage
    One of the long, finished edges of a bolt of fabric.
  • Shrinkage
    Widthwise or lengthwise contraction of a fiber, yarn, or fabric usually after washing and redrying on exposure to elevated temperatures.
  • Silk
    A continuous filament fiber formed by the silkworm or by larvae of certain other insects.
  • Soft Spun Polyester
    Refers to the Spinning or yarn production process of polyester in which modifications are made to enhance the softness of the yarn by changing the twist levels during production.
  • Spandex Fiber
    A manufactured fiber in which the fiber forming substance is a long chain synthetic polymer comprised of at least 85% segmented polyurethane. Spandex, invented by Dupont Corp under the brand name Lycra, inparts very unique attributes - extensibility and modulus. In other words, Spandex can extend great distance and recover practically to its original length with very little growth. However, the term modulus means the "power to resist deformation," meaning in the recoiling process spandex imparts a power of resistance which is very important in support hosiery and graduated compression socks/hosiery.
  • Spinning
    The process or processes used in the manufacture of staple yarns and the extrusion of filament yarns.
  • Splice
    A knitting action or technique where a second yarn is introduced along with a body yarn for reasons to include design enhancements or reinforcement for durability reasons.
  • Spun Yarns
    Short lengths of fibers of various staple lengths that are twisted or "spun" together to form spun yarns.
  • Stability Fit
    A panel of tightly knit fabric created for the express purpose of offering enhanced support and stability in areas of the foot or leg.
  • Staple Fibers
    Natural fibers or cut-up lengths of continuous man-made fibers that are in short lengths varying from less than 1 inch up to several inches. The term staple is used in the textile industry to distinguish natural or cut length man-made fibers from continuous filament fibers.
  • Static
    An accumulation of negative or positive electricity on the surface of fibers or fabrics because of inadequate electrical dissipation of during processing.
  • Synthetic Fibers
    A fiber made from chemicals that were never fibrous in form, more frequently referred to as "man-made" synthesized fiber.
  • Tab
    A sock silhouette or style that usually ends under the ankle bone and has no leg length, but includes a patch of fabric that comes up over the achilles in the back of the ankle. This Tab offers protection and helps keep the sock in place.
  • Tensile Strength
    The maximum tensile stress required to rupture a fiber, expressed as pounds per square inch or grams per square centimer.
  • Terry Fabric
    Fabric having uncut loops that have been formed by uniquing knitting machine parts. For socks, terry fabric is utilized for the purpose of creating a cushioning effect, particularly in the foot bottom.
  • Texturing
    The process of imparting crimp, loops, or other modifications to continuous filament yarns. Texturizing produces yarns with increased cover, resiliency, abrasion resistance, warmth, insulation properties, and moisture absorption.
  • Thread Count
    The number of wales and courses per inch in a knit fabric.
  • Toe Seam/Toe Closing
    An operation in hosiery manufacturing where the toe opening is closed using manual operators or semi-automatated equipment.
  • Tube Sock
    A crew length sock knit without a heel pocket
  • Virgin Wool
    New wool that is made into yarns and fabrics for the first time.
  • Washfastness
    The resistance of a dyed fabric to loss of color to home or commercial laundering.
  • Welt
    Refer to the knit-in top of a sock which generally contains spandex for the purpose of providing the stay-up power on the leg or ankle.
  • Wickability
    The property of a fiber that allows moisture to move rapidly along the fiber surface and pass quickly through the fabric.
  • Work Socks
    Typically a heavier sock with cushion in a crew length or higher.
  • Worsted
    A general term that applies to fabrics and yarns from combed wool.
  • Yarn
    A continuous strand of textile fibers, staple or filament, in a form suitable for knitting, weaving, or other method of intertwining to form a fabric.
  • Zone Cushioning
    The padding ability of a terry-surfaced sock, knitted into a ribbed or plain surface - focused on certain areas of sock where the wearer experiences the highest impact.