From Stride Rite, the Boys' London Runner SRtech™ Sneakers feature: Leather and synthetic upper Adjustable hook-and-loop closure with elastic laces Fabric lining Memory foam footbed SRtech™ provides a sturdier structure and tread design for independent walkers Designed with sensory pods, on the move toddlers will be able to feel the ground beneath for better traction and grip Non-marking rubber outsole APMA approved Wipe clean Imported.