Internal Waterproof Membraneto keep feet dry With plenty of breathable mesh, the Waterproof boots will keep you dry while still expelling heat. Extremely lightweight Weigh approx 1.85 lb per pair (US8) Heel Height: 1.38 in Sand prevention Gusseted tongue prevents pebbles, sand, dirt and other debris entering this hiking boots. Flexible foam insole Better heel support and added cushioning Slip resistant rubber outsole Rubber outsole with 4mm multi-directional lugs provides higher-traction grip. The waterproof tactical boots is lightweight yet durable and provides comfortable waterproof protection and excellent support while you're out on the trail.