Amazon.com | OOFOS OOcandoo Sandal, Waterdrop - Men。The Oofos OOcandoo Sandal in gray is a unisex slip-on shoe designed for comfort and support. With a hook and loop closure, this sandal features cushioned Oofoam technology for arch support and is lightweight and slip-resistant. Perfect for travel, activewear, and casual occasions, this sandal is suitable for all seasons and boasts a solid color design with a synthetic upper and lining material. The rubber outsole provides durability and the shoe is water-resistant, making it a versatile and practical choice for outdoor activities and everyday wear.