PRO ANTI-SLIP: We produce these baby socks, toddler socks, on the same high level standard and proven by 10000 plus customers every month. The professional non-skid round dotted grippers cover almost the entire soles, preventing the little one from slipping. Eco-friendly rubber won't fall after wash. The size of the grippers are gradual from the stress center to the edge, efficiently support the dynamic children walking or crawling on floor, or playing on the slide or trampoline.