Flex Mono Mesh compression waist belt provides secure and breathable fit; Woven Mono mesh back panel conforms to your body; Individual compression bungee bands add extra attachment points; Low profile front with key pocket; Pair with the Adventure Pocket to carry everything you need on your next adventure; Phone compatible with zip secure pocket; Primary fabric: 100% Silicone Coated Nylon; Secondary fabric: 82% Nylon 12% Spandex