Weave structure
2/1 twill
A three-thread twill repeat places more warp than weft on the illustrated face.
Also searched as: Three-end twill
Open the interactive guide ↗How it is made
Each warp goes over two picks and under one. Shifting the crossing by one yarn on successive picks produces a three-end, three-pick diagonal repeat.
How to recognize it
The visible floats are shorter than those in 3/1 twill, with a contrasting reverse.
Common uses
- Light trouser fabrics
- Uniforms
- Shirting
What to distinguish
The numbers describe warp-over and warp-under counts, not yarn colors or the number of plies.
Sources & further reading
Research checked 2026-09-27. Descriptions are original summaries; references support terminology and construction, not every product sold under a name.