Key Features and Benefits: Industrial strength injection molded pull handle Four wide set in-line skate style wheels for easy transport TSA accepted key locking latches are available Padlock holes include stainless steel padlock protector clips Layers of cubed foam for customization Waterproof and dust tight design Molded-in hinge for added protection Trigger release latch system Snap-down rubber over-molded cushion grip handle Ambient pressure equalization valve Resistant to UV, solvents, corrosion, fungus Resistant to impact damage