The black iSeries Waterproof Utility Case from SKB features a cubed foam interior and convoluted foam in the lid which can be cut to custom fit the items you are transporting. The case is constructed of durable polypropylene copolymer resin and is resistant to UV, solvents, corrosion, fungus, and impact damage (MIL-STD-810F). The case is also gasketed, waterproof, dust tight and submersible (MIL-C-4150J). Molded-in hinges and trigger release latches add to the security of the case. A comfortable rubber over-molded cushion grip handle snaps into vertical/horizontal position for easy carrying. A built-in automatic ambient pressure equalization valve (MIL-STD-648C) allows for safe air travel.