Nylon 83.7%,Spandex 16.3% Imported THE PERFECT PLACE FOR KIDS TO RELAX - This unique dynamic movement sensory sock will help to improve self-calming,balance,increased body and spatial awareness,and heightens movement creativity. MADE FROM HIGH QUALITY FABRIC - Do not waste your time to use cheaply made sensory sock, it is time to choose a high quality product for your kids.The high-quality with excellent all-side elastic effect,the environmental dye will not cause skin irritation as your assured choice. SAFE & CONVENIENT - Sanho Dynamic Movement Sensory Sock is a creation with elaborate design, so it will be safe and convenient when children playing with it; THERE ARE FOUR SIZES: Small, medium,large and X-Large . So you can choose a appropriate for your kids in accordance with his/her height, Please click “Sanho Yopo” on the top for more color and sizes. OVERWHELMING SATISFACTION - You and I know the gift for children should be the best one, so choose our high quality product and give your kids a surprise. RISK-FREE PURCHASE - We stand behind our products and promise to give you a perfect product, If for any reason you don't absolutely love your sensory sock, just return it! Recommended from our OT, but we never used it