Cotton Cording available in 6 thicknesses. Size 10 measures approx. 1/16"-1.5MM with 350 yards per roll. Size 20 measures approx. 5/64"-2MM with 170 yards per roll. Size 30 measures approx. 3/32"-2.5MM with 140 yards per roll. Size 40 measures approx. 1/8"-3MM with 120 yards per roll. Size 50 measures approx. 5/32" MM with 95 yards per roll. Size 150 measures approx. 3/8"-96MM with 32 yards per roll. Sizes 10 and 150 are not shown at this time.