High Density Polymer Padlock compatible for additional security Built-in pressure relief valve High density polymer provides outstanding strength and corrosion resistance Durable equipment case with maximum shock protection 12-month limited warranty One 2-3/4" layer of cubed foam, one 1/2" base layer foam, and one 1" top lid egg-crate foam Outside Dimension: 559x351x229mm (22"×13.81"×9") Inside Dimension: 501x279x193mm (19.75"×11"×7.6") 22" Black Tactile Rolling Weatherproof equipment storage case with telescoping handle, ideal for use with portable electronics, test instruments, musical instruments/equipment and much more. It features a rubber O-ring that is integrated into the rubber lining that keeps contents secure while keeping water and dust out. Double check Internal dimensions prior to purchase: 19.75"×11"×7.6". Protective Case, Fit Use of Drones, Camera, firearms and ammo, GoPro, Camera Accessories, Equipment, Electronics, and Gear, Musical instruments and musical equipment, Laboratory instruments and lab equipment, Chemistry Equipment like microscopes.