The SKB Cases 3I-1813-5B-N Waterproof Laptop Case (Black) is an injection molded ultra high-strength polypropylene copolymer resin case. It features a gasketed, water and dust-tight, submersible design that is resistant to corrosion and impact damage. The case is ATA category 1 rated. There is a continuous molded-in hinge, "trigger release" latch system, comfortable, snap-down rubber over-molded cushion grip handle and automatic ambient pressure equalization valve. It is resistant to UV, solvents, corrosion, fungus and impact damage, and the cases are lockable with a customer supplied padlock.This case fits 13-15" laptop computers ad has an adjustable puzzle foam interior. Injection molded ultra high-strength polypropylene copolymer resin caseAdjustable puzzle foam interiorCertificationsATA (Air Transport Association) category 1 ratedMIL-STD-810F Military specification for resistance to UV, solvents, corrosion, fungus and impact damageMIL-STD-C-4150J Military specification for waterproof and water-vapor proof cases for transit and storageIP67 Military specification for protection against dust and against the effect of immersion between 15cm and 1.0 mMIL-STD-648C Military specification for automatic ambient pressure equalization valve Trigger release latch system is lockable with a customer supplied padlock Continuous molded-in hinge for added protection Temperature rating = -40 to +160°F (-40 to +71.11°C) Snap-down rubber over-molded cushion grip handle