Sock It To Me writes, "All mushrooms are magical when they're cozied all the way up some comfy socks! These cute smiling fungi red caps and rosy cheeks are day-makers." They feature grippy soles too. 99% POLYESTER, 1% ELASTANE, EXCLUSIVE OF ELASTIC. Our combed cotton threads are certified by OEKO-TEX® Standard 100, which means we leave out harmful chemicals to keep your skin safe and happy. Approximately fits women's shoe size 5-10, men's shoe size 3.5-8.5.