Industrial strength with Cubed foam Injection molded pull handle with convenient push button release, in-line skate style wheels for easy transport, convenient push button release pull handle Tsa accepted key locking latches are also available, padlock holes include stainless steel padlock Protector clips, waterproof and dust tight design (MIL-C-4150J/ IP67), molded-in hinges for added protection, with a snap-down rubber over-molded cushion grip handle Ambient pressure equalization valve (MIL-STD-648C), resistant to UV, solvent, corrosion, (MIL-STD-810F), resistant to impact damage (MIL-STD-810F) Interior length: 22. 00 in (55. 88 cm), interior width: 15. 50 in (39. 37 cm), interior Depth: 8. 00 in (20. 32 cm) Lifetime