Deep side panels for added protection and stability. Dense, closed-cell foam with ComfortCore™ for reduced pressure and increased comfort. Full-size, Flex-Channel™ cap design engineered with air cushion chambers that provide stability and protection even over the roughest terrain. Nylon web and elastic straps allow for easy adjustment and a secure fit for all-day wear. Tough poly-nylon shell with a cushioning, neoprene-backed liner for comfort and durability.