From Stride Rite, the Boys' Alfredo SRTech® Sneakers feature:  Genuine leather upper APMA approved Hook-and-loop with elastic laces Synthetic lining Ortholite memory foam 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. Rubber outsole Imported.