1Suitable for many occasion contain all kinds of household and commercial embroidery machines, hand-sewn 2Can be used for many projects, including quilting, clothing repair, modification, cushioning, tailoring, tapestry and other sewing work. Suitable for cotton, wool and synthetic fiber fabrics 3Good-quality sewing thread combination, 100% polyester. Although it's cotton thread, it is strong and durable, and is a thread with the texture of cotton thread 4Does not fade, can be washed, and not damaged. You can complete projects faster, work more efficiently, and won't be disappointed 5Suitable for all skill levelswhether you are a professional or just starting to learn to use these products. You will find these threads very convenient. This is a worthy set, and also a great gift for friends or family who like crafting or want to learn to use these crafts100 x Sewing ThreadsItem Type: Sewing ThreadsProduct Specifications: One setProduct Material: PolyesterProduct Use: HouseholdScope of Use: Most people of the right age