W13/M11.5 medium width (see last pic for size guide from site) in Navy Very lightly worn only indoors. Pet friendly but wiped off. Site description: Show your feet some love in this recovery slide featuring adjustable straps, textured footbeds and dual-density cushioning. Tested by Heeluxe: The footwear industry gold standard, Heeluxe uses patented technology to analyze comfort and performance against competitive styles, in conditions that duplicate real-world wear. Superior dynamic stability and propulsion. Superior foot contact & pressure distribution for maximum recovery. Molded EVA footbed with oversized sidewall and deep heel cup. Dual-density midsole balancing cushion. Texturized footbed for massaging comfort. Adjustable cushioned upper. Outsole: EVA. Heel height: 2.0 inches. Received APMA Seal of Acceptance.