Features of the Keen Youth Chandler CNX Waterproof Shoe Waterproof, synthetic and textile Upper Waterproof, breathable membrane Children and tot's sizes have adjustable hook-and-loop closure Secure-Fit lace-capture system Padded collar and tongue for comfortbreathable mesh lining Reverse strobel construction for seamless Footbed Contoured arch for midfoot support Non-marking, multi-directional traction rubber Outsole for grip