The Oofos OOahh Sport Flex in OOMatte Black offers unparalleled comfort, cushioning, and protection with the added benefit of an adjustable strap for a personalized fit. Experience instant comfort, superior shock absorption, and stress reduction, making them the ideal footwear for post-activity recovery. The OOfoam technology absorbs 37% more shock than conventional materials, reducing stress on your feet, knees, and lower back. Its closed-cell foam construction is both machine washable and odor-resistant, while the design actively cradles your arches to promote natural foot motion. These sandals are shower-ready, moisture-resistant, and bacteria-resistant, ensuring they stay fresh and clean. Unlike standard flip-flops, OOFOS' patented footbed provides exceptional arch support, alleviating pressure on ankles, knees, hips, and the lower back. The biomechanically engineered design allows for natural foot articulation, flexing with both your foot and the ground. Their incredibly lightweight nature even makes them float! The durable OOfoam maintains its cushioning over time, providing lasting support and recovery for your feet and joints after enduring the impact of hard surfaces. Features include OOfoam for superior shock absorption, reduced stress on the body, arch cradling for support, biomechanical design for natural motion, moisture and bacteria resistance for odor control, an adjustable strap for a secure fit, and durable cushioning that won't degrade.