This new injection molded Express case is a part of the i-Series of waterproof cases. i-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 continuous molded-in hinge, patented trigger release latch system, TSA accepted and approved locks, 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. It features a combination foam/cleat interior, which holds theinstrument securely during transport. Adhesive backed foam in the lid also secures your MalletKAT Express. This case features built-in wheels, offering tilt-and-go transport, and is water resistant making it excellent protection for your Express. Interior Length: 34 inch. Interior Width: 13.5 inch. Interior Depth: 4.5 inch. Exterior Length: 39 inch. Exterior Width: 17 inch. Exterior Depth: 7 inch. Product Weight: 16.75 lb.