40s / 2 What does it mean, is this yarn 40 or 80?
21S.40S popular talk about the thickness of this yarn, the greater the number of sand lines on the more thin, and vice versa is thicker. 1 (single strand) .2 (double) is to say that this yarn is twisted after a single sand or two double yarn
21S / 1 x 40S / 2 means: 100% cotton fabric is 21S (count) / 1 (single stock) x 40S (count) / 2 (double
We love the veil is dedicated to do the cotton yarn, so I give you the answer is that 40 2 shares of yarn, the two lines are 40, that is, 20 per share