Fiberglass/Shredlar (Aramid fiber) shell & multi-impact laminated foam liner * Interchangeable compression molded closed-cell foam fitting pads & removable ear pads * H.O.G Lock Retention System w/ 4-point retention system w/ nylon webbing stainless steel rivets * Certified CE 1385 international standard for whitewater sports headgear * One-year limited warranty