Designed specifically for tiny, fresh feet, the DC Court Graffik Crib shoe has an easy elastic hook and loop double strap closure that makes it easy for parents to put the shoes on and go, along with lots of features to keep the little one comfortable. Upper: Leather / Lining: Textile / Outsole: Leather. Lightweight mesh tongue increases breathability preventing feet from overheating. Ventilation holes on upper enhance breathability, keeping active kids feet cool. Comfort and support is enhanced with the foam padded tongue and collar. DC's trademarked ?Pill Pattern? tread on outsole gives better no-slip grip.