This is the Akona 3.5mm Fit Low Molded Sole Hard Booties Scuba Diving Boot Features: Sneaker-Like Molded Sole Arch Support Comfortable & Durable Nylon Webbing Runs Vertically Up Back of Boot: Provide More Durability & Strength Increased Durability when Pulling Boots-On Vulcanized Heel & Toe Caps Provide Strength & Durability In-High-Wear-Areas 3.5mm Nylon-2 Neoprene Rubber Glued & Sewn Seams Mesh Drawstring Carry Bag Carry Bag Doubles As Collection Bag The Akona Fit Low-Cut Boots have a sneaker-like" molded sole. With arch support the Akona Fit boots are both comfortable and durable. Nylon webbing runs vertically up the back of the boot to provide more durability and strength when pulling the boots on. Vulcanized heel and toe caps provide strength and durability in high wear areas. Boot is made from 3.5mm nylon-2 neoprene rubber with glued and sewn seams. Boot is black in color and available in multiple sizes. "