The product description has been left to AI. Please make your judgment based on the images. When I took the photos after taking it out of the bag, the string came undone. If it gets tangled up badly, I won't be able to fix it, so I will put it back in the bag, compress it, and ship it flat. Thank you for your understanding. This is a black knitting yarn made of a mixed polyester and nylon thread, approximately 150m long. - Brand: Extric - Material: 92% polyester, 8% nylon - Color: Black - Winding: 30g spool (approx. 150m) Thank you for viewing. ⑤