Bogs Kids' Classic High Waterproof Insulated Rubber Neoprene Rain Boot 100% Fabric Imported Synthetic sole Shaft measures approximately 10" from arch Boot opening measures approximately 11.5" around Tall rain boot featuring rubber upper with stretch-fabric shaft and moisture-wicking sock-liner Non-slip rubber outsole with traction lugs. Lightweight puddle jumper for spring Comfort rated to -30 F