Built to be 100% waterproof throughout these kids' wellington boots are designed to withstand the elements. With slip resistance on the outsole and a 6mm neoprene footbed for unparalleled underfoot support and comfort these boots will keep your little ones going all day so you don't have anything to worry about., 100% Waterproof. 6mm Neoprene Footbed., Glossy Finish. Friction Construction / Canvas Lining., SRA Slip-Resistant. Temperature Rating 4-35 degrees centigrade., ,