The Minimal Sleek Slides are a great buy for the hot summer season. They are great because they are made with lightweight and waterproof materials. The sleek minimal design would be an excellent addition to any wardrobe. It opening on the side of the strap makes it more breathable for feet, it can be used indoor and outdoor as well. FEATURES: Style Open toe Season Summer/Spring Sole Flat Vamp material EVA Size US ( 5.5 - 12) COMFORTABLE MATERIAL: The Minimal Sleek Slides are made of high-density Casual Durable Slides For Beach, Durable Open Toe Slides For Summer, Summer Open Toe Slides, Sporty Nylon Slides For Summer, Sporty Waterproof Slides For Summer, Durable Synthetic Slides For Summer, Waterproof Casual Slides For Swimming, Black Non-slip Slides For Summer, Black Waterproof Slides For The Beach