- Waterproof and dust tight design (MIL-C-4150J)- Molded-in hinge for added protection- Trigger release latch system- Snap-down rubber over-molded cushion grip handle- Ambient pressure equalization valve (MIL-STD-648C)- Resistant to UV, solvents, corrosion, fungus (MIL-STD-810F)- Resistant to impact damage (MIL-STD-810F)