Sewing 100% Polyster Threads 12 spools, All Purpose Threads. Our high quality sewing thread is made from 100% Polyster, Each set contains 12 thread spools for sewing. Each spool holds 18 grams net weight, 216 grams in total. The threads are also great to mix in with wool for knitting & crochet projects.. All purpose sewing thread set is the best you will find for creating your designs. Use with sewing machines, for cross stitch, quilting, hand needle work, embroidery and more. It can be used with a variety thick or thin fabric such as wool, lace, ribbon, cotton, leather, nylon, velcro or elastic. It can also be used for a lot of projects including quilting, cushion making, upholstery design & repair & basic repairs or alterations of clothes.. Colours: Black, White, Green, Red, Sky Blue, Purple, Brown, Khakhi, Yellow, Orange, Grey, Pink