Available in well over 40 configurations, the 3I Series of waterproof cases are the perfect solution for storing and transporting your delicate electronics, A/V equipment, computers, cables, microphones, mixers and all other things that need thorough protection from dust, water and impact damage. SKB 3I Series Injection Molded Mil-Standard Waterproof Cases are molded of ultra high-strength polypropylene copolymer resin, featuring a gasketed, water and dust tight, submersible design (MIL-C-4150J) that is resistant to corrosion and impact damage. Features a molded-in hinge, patented "trigger release" latch system, comfortable, snap-down rubber over-molded cushion grip handle, automatic ambient pressure equalization valve (MIL-STD-648C), resistance to UV, solvents, corrosion, fungus and impact damage (MIL-STD-810F). - In-line skate style wheels for easy transport - Trigger release latches can be retrofitted with TSA accepted key locking latches - Padlock holes include stainless steel padlock protector clips - Layers of foam for customization - Cushion grip handles on three sides - Layered foam interior - 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)