Snuggles are made of super stretchy knitted fabric. Each hanging package contains 2 snuggles. Snuggle easily holds up to 450 yards of sock yarn. Snuggles stretch over your yarn and snuggle them down the the very last bit. Best used with a center pull cake, ball or skein of yarn. Perfect for knitting on the go, keeps your yarn tidy and clean. Reusable and washable.