The OOriginal Sandal. This combination of sleek design and revolutionary OOfoam recovery technology. Sport: Features bold, hand-painted graphics on the upper strap for a sporty look. OOfoam Technology - Our revolutionary OOfoam technology absorbs 37% more impact than traditional footwear foams to reduce the stress on your feet, joints & back. Plus, the closed-cell foam is machine washable and designed to minimize odor. Patented Footbed - Our patented footbed cradles and supports arches to reduce energy exertion in the ankles by up to 47% compared to competitors’ footwear. So walking is easier. Recovery is faster. Backed by Science - Research shows OOFOS reduce load, decrease compressive forces, and supports foot mobility when compared to traditional footwear. As a result, every OOFOS style carries the American Podiatric Medical Association Seal of Acceptance. Made for Recovery - When you’re always on the go, the demand on your joints can translate into fatigue, muscle tightness & pain. At OOFOS, we don’t want to slow you down. The shoes are designed to help your body work less—so you can do more. **In excellent pre-owned condition with no flaws. Only worn once**