3R5030-24B-L Style: Layered Foam Features: -ATA rated.-Waterproof and dust tight design (MIL-C-4150J).-UV, solvents, corrosion, fungus resistant (MIL-STD-810F).-Pressure relief / breather valves.-Resistant to impact damage (MIL-STD-810F). Construction: -Constructed of LLDPE / LMDE. Dimensions: -Lid depth: 3.5".-Base depth: 20.5".-Interior dimensions: 30" H x 50" W x 24" D.-Exterior dimensions: 35" H x 55" W x 27" D.