SKB iSeries 2421-7 Waterproof Case w/Wheels (Empty) - Internal Dimensions: 24.12" Length x 21" Width x 7" Depth - External Dimensions: 26.2" Length x 23.5" Width x 8.7" Depth - Latch Lock, Trigger Release Latch Closure - Polypropylene Copolymer Resin

3I Series injection molded waterproof cases are constructed of ultra high-strength polypropylene copolymer resin and feature a gasketed, waterproof and airtight, submersible design (IP67) that is resistant to corrosion and impact damage. Its stainless steel molded-in hinges, patented "trigger release" latch system that will accept TSA locking latches, comfortable, snap-down rubber over-molded cushion grip handle, secure stacking, and automatic ambient pressure equalization valve (MIL-STD-648C) all contribute to its military grade design.