Bibi Kids - 342042 (Infant) (Sand/White) - Kids' Shoes: Soft and flexible sneaker inspired crib shoe. Leather and mesh upper. Padded tongue and collar for superior comfort. Hook-and-loop straps for easy on/off. Lining is made of anti-allergic polyester that allows the feet to transpire for health purposes and comfort. Antimicrobial treated to keep foot odor away. Flexible and skid-proof, the soles offer greater safety. The exclusive Change System shows when it is time to change shoes.