Baby Socks Features Medium thickness for all seasons. If your baby starts to stand and learn to walk, the grippy baby socks were a must. Great for wearing inside the house, outdoors, wood floors, Day Care and Play Areas. If your baby starts to stand and learn to walk, the grippy baby socks were a must. Great for wearing inside the house, outdoors, wood floors, Day Care and Play Areas. Size Information: Size M: Suggest for 1-3T, socks sole length is 4.33”; Anti-slip Grip Our baby ankle socks with grips on entire sole, the strong silicone grips can provide enough friction, prevent baby from slipping, help provide traction and keep your baby's feet warm! Y Heel With Y heel type well prevent the socks loose from baby feet Elastic and Stretchable Stretchable material for better fit. Low cut ankle design,easy to put on and off. Fashion and Adorable Variety of cartoon animal patterns, your little one will love these socks. Care Instructions Machine wash cold with like colors. Please do not bleach and dry clean. They wouldn't torn or deformed by washing machine,the non-slip rubber dots on the bottom will not peel off after washing