High-twist
Also searched as: high twist, high-twist yarn, crepe twist, voile twist, tropical twist, extra twist yarn
High-twist describes yarns spun or thrown with more turns than a comparable soft-spun yarn, producing a springy, often drier hand used in crepes, voiles and tropical suitings such as fresco.
In detail
Twist level is meaningful only relative to yarn linear density: the same turns per meter that feel high in a coarse yarn may be ordinary in a fine one, which is why mills use twist factors or multipliers. Raising twist packs fibers more tightly, increases yarn liveliness and can improve crease recovery, but it also reduces bulk and can make cloth wiry if overdone. In wool suiting, high-twist worsted singles or two-folds are a common route to fresco-type tropical fabrics. In dress goods, still higher crepe twists create pebble textures after wet finishing. Always read high-twist beside the fiber, count and fabric sett rather than as a free-standing quality grade.
The science and numbers
As twist rises, fiber helix angles increase and lateral pressure inside the yarn grows, raising fiber-to-fiber friction until an optimum strength point; beyond that, strength falls because fibers lie too oblique to carry axial load. High twist also reduces yarn diameter slightly for a given count and lowers hairiness, changing light scatter and perceived dryness. In woven cloth, pairing high-twist yarns with an open sett is a classic tropical strategy: the yarn supplies spring, the sett supplies porosity. Crepe fabrics instead rely on twist liveliness plus finishing shrinkage to grain the surface. Specifying turns per meter with count, or quoting a twist multiplier, is the only way to compare high-twist claims across suppliers.
A practical example
A tailor compares two navy tropical cloths of similar weight. One uses softly twisted yarns and feels smoother but shows sitting creases quickly; the other uses high-twist yarns, feels drier and more granular, and springs back after a commute. The fiber content line on both labels may say only virgin wool. The twist and sett, not a Super number alone, explain most of the difference you feel.
What to distinguish
High-twist is not a regulated label and not a substitute for micron, Super S or weave. Excessive twist can hurt tensile efficiency, raise torque and make seams smile if the cloth is not balanced. Marketing that equates high-twist with cooler or more breathable without air-permeability or wearer data is incomplete. Crepe-twist dress fabrics and fresco suitings share the twist idea but are different end products.
Origins and history
Spinners have long varied twist for strength, sheerness and texture, from voile and crepe traditions to tropical suitings for warm climates. English and continental mills codified high-twist worsted tropicals in the twentieth-century tailoring trade, including trademarked fresco-type cloths. The everyday phrase high-twist later spread through ready-to-wear as a shorthand for dry, resilient summer cloths. The underlying physics of twist multipliers is older still, rooted in spinning engineering rather than in any single brand story.
Related terms
Sources & further reading
- Woolwise: Wool Processing, Yarn formation (educational technical notes)
- ISO 2061:2015: Determination of twist in yarns, direct counting method
Technical references reviewed 2026-09-22. Examples are illustrative. Industry organizations and manufacturers describe their own fields; their references are not independent product endorsements. Figures are approximate and depend on the stated test conditions.