OOFOS Men。Great condition! Smoke and pet free Features & Benefits Impact-absorbing OOfoam™ technology in OOFOS’ advanced OOmy footbed geometry. 360-degree seamless knit upper developed to reduce pressure for a secure, sock-like fit, feel and flexibility. Pull tabs & engineered knit collar allow for ease of entry and effortless wearability, while zen bands across the heel and instep hug your foot for a secure fit. Rounded, cupped heel designed to enhance impact-absorption and stability with every step. Lightweight, flexible & packable for ultimate travel ability. Machine Washable. Air Dry.