No amount of detail was spared in the design of the Nike® Comfort Thong. It was created to pamper and soothe tired, over-worked feet! Leather upper with stitched toe-post for durabilityandstyle. 8mm memory foam for ultra-soft cushioning that conforms to the shape of your foot. Injected Phylon outsole for lightweight durability. Flex grooves for a more natural range of motion. Weight: 6 oz Product measurements were taken using size 10. Please note that measurements may vary by size.