PROFESSIONAL NON-SLIP GRIPPERS : The rounddotted grippers cover almost the entire sole and are in different sizes, smaller on the edges, bigger ones in the middle, prevent the the little girls and boys from slipping but won't slow them down for fun.Thegrippers are made with eco-friendly rubber and won't fall after washing. These anti-skid socks make it safter when the toddlers or babies are crawling, walking or running, no matter on the hardwood floor at home or in certain play area. ACTUALLY STAY-ON: These crew baby grips socks can really stay on. Considering the energetic active little kids the socks elastic area has been improved to prevent the socks from falling off while the babies still feel comfortable around ankle. The extraarch elastic make the socks even more stable on feet while moving around. FIT EASILY: Unlike other super thick non skid baby socks, these anti slip grip socks are of moderate thickness and can fit in little shoes easily. Proper crew length suit for many occasions and keep the little legs warm all day. Made of approxcotton,they are very breathable and stretchy, suitable for every season and all weather.