The case is constructed from heavy-duty rotationally molded Polyethylene plastic and designed to take a beating while protecting its cargo. All GXR Series cases feature a built-in pressure release valve and two recessed wheels making it safe for air travel and easy to haul around heavy equipment. The stainless steel hardware features black powder coating and includes six recessed spring-loaded handles and seven recessed twist latches. The center latch can also be padlocked to keep contents secure.