Amazon.com | OOFOS OOahh Sport Recovery Slide, Black Matrix 。OOFOS MEN\'S OOAHH RECOVERY SPORT SLIDES Black Size Men’s 9 | Women’s 11 An evolution of the OOriginal, Men’s OOFOS® Slide Sandals feature an agile OOfoam™ strap for additional support. Level up your game with Active Recovery as you go between the gym and morning meetings or from pick-up game to the store. The Original Recovery Footwear™ is the tool you need to be your best. KEY FEATURES OOfoam™ Technology – Absorbs 37% more impact to reduce joint stress and fatigue Patented Footbed Design – Promotes natural foot movement and arch support Agile Strap Support – Provides a secure, comfortable fit for all-day wear Closed-Cell Foam – Machine washable and odor-resistant for easy maintenance Impact-absorbing OOfoam™ technology in OOFOS’ advanced OOmy footbed geometry. Rounded, cupped heel designed to enhance impact-absorption and stability with every step. Lightweight, flexible & packable for ultimate travel ability. Machine Washable, Air Dry GUC | EUC - preowned, no visible flaws or defects noted. See photos for condition and wear. Description from website.