This is the finest nylon thread available for beadwork and sewing garments. It will not rot and is very strong. Not recommended for warp threads in loomwork, but works well if it is pre-stretched. Excellent for weft threads. Size A is 10,800 yds. Size B is 5,100 yds. Size D is 3,000 yds. Size F is 2,300 yds. Please select size below.