The Oofos Ooahh Sandal is a slip on, after sport slide and more, made of Oofos breakthrough OOfoam. Holds tight and conforms to your foot to ensure incredible impact absorption, arch support and natural motion. Ideal for post workout recovery with moisture and bacteria resistance that make it great for the shower. Reduces stress on sore feet, knees and lower back Cradles your arches Biomechanically designed footbed allows natural motion Soft, conforming toe post eliminates toe chafing Showerbeach ready moisture and bacteria resistant doesnt retain smell Durable OOfoam holds its cushion Avg. weight: 10 oz.