"The Nike Sunray Protect 2 Younger Kids' Sandal has a water-resistant upper and soft foam cushioning that stretches and flexes with little feet. Dual hook-and-loop straps make the sandal easy to take on and off, so they can strap in and start playing. Water-resistant upper flexes with their foot Two hook-and-loop straps for easy on and off Foam cushioning for all-day comfort Openings in the upper help keep feet cool"