Case Features:Foam interior fits laptop and accessories Injection Molded Case with molded-in hinges Waterproof and dust tight design (MIL-C-4150J) Trigger release latch system Ambient pressure equalization valve (MIL-STD-648C) Resistant to UV, solvents, corrosion, fungas (MIL-STD-810F) Resistant to impact damage (MIL-STD-810F)