32-Piece in 21-Color Bright Cotton Sewing Bobbbins and Spool Threads

It is not 100% COTTON, these sewing threads are made of high-quality durable Mixed cotton, it will not be fraying and breaking easily, and the plastic reel also is not easy to deformation. This high-quality thread help you sewing efficiently. Bobbin’s size A, class 15, works well with a variety of sewing machines which with automatic winding function like for Brother, Babylock, Janome, Kenmore, Singer etc. But not suitable for the Singer Futura Embroidery machines. And it can be used for a variety of sewing projects. This cotton thread could fulfill most of your home use project. These beautiful vibrant colors are ideal for adding your creations to your sewing project. You can add embroidery details to. As a good gift, it is perfect for your friends and family. With these sewing threads, it easy to complete your DIY sewing.