Hey Dude Men's Wally H2O Slip On Shoes Sz 13 Graphite (light gray) with aqua blue accents & tropical black & white print inside Made from durable water-friendly textile, constructed with supportive Flex & Fold system, highly flexible stretch materials, maximum cushioned insole with memory foam properties. Part of the Airflow Collection which is designed to create maximum cross ventilation for all-day comfort Machine-washable stretch fabric upper, Slip-on with elastic laces, Round moc toe, Padded collar, Fabric lining, Removable memory foam cushioned insole, Synthetic sole with Flex & Fold Technology Excellent preowned condition- show very little signs of wear