OOFOS OOriginal Lightweight Recovery Sports Sandals Size Mens 11 or womens 13. Unisex. Good pre-owned condition. Lots of life left. There is some minor wrinkles to straps, which is normal with wear. The bottoms of these sandals have most all the tread left with 1 spot on each sole that is rubbed down. Please refer to photo's for reference. Athleisure. Hiking. Training. Walking. Casual. Recovery. Sports. Running. Cross-fit.