Robeez City Slicker Rain Boot 100% Synthetic Imported Synthetic sole Shaft measures approximately 3.5" from arch Boot opening measures approximately 5.5" around Glossy rain boot featuring contrast topline with hook-and-loop closures and dual pull-on loops Non-skid rubber outsole to reduce slippage It is recommended that children with sensitive feet and ankles should wear socks with this shoe Approved by the American Podiatric Medical Association