This high-end aviation case is made of 12mm thick black hexagonal pattern fireproof board, 2.0mm thick silver oxide frosted aluminum strip, and all series of PENN galvanized hardware accessories that can pass the 72H salt spray test. The casters are PENN heavy-duty automatic reset casters, with a 40x EPP internal sticker and a 30x EPP internal mold. The adhesive used is the same high and low temperature resistant adhesive as the car interior sticker, and the label tray is A4 paper size. At the request of the customer, the PENN company logo has been removed from this aircraft case. All tests of the aircraft case have passed the European standard limit test. This is an innovative high-end aviation box, with several technologies that have reached the forefront of the industry and are the first to be used in the industry: the label tray is made of aluminum material that can be laser engraved with product information, the glue is odorless and can withstand high and low temperatures, the inner liner uses EPP open modules, and the wheels use heavy-duty automatic reset wheels.