Box material: aluminum alloy Corner material: high-strength fiber-doped nylon Technology features: waterproof, drop-proof, quick-release Box thickness: 1-1.5MM Gross weight: 6.6KG Net weight: 5.6KG Packing size: 45x39.5x38.5CM 1.Easy to install or Remove: The motorcycle bags come with the latest mounting hardware kits that you can quickly install.Comes with installation instructions. 2.Waterproof: Made of 1.5mm thick aviation magnesium aluminum alloy, the top case is durable and waterproof,No need to worry about weather changes. 3.Accessories: Equipped with 2 locks, the case can not only protect your belongings from falling off on bumpy roads, but also make it easy for you to remove the trunk from the motorcycle .With luggage backrest provides support and comfort.And Fluorescent warning strips,Which allows you to drive safely at night. 4.Large storage space: The size of the motorcycle hard-shell luggage is 41x33x30.5CM, and the capacity is 45L,45L large capacity can store for carrying clothes, shoes, helmet,raincoats, food and other riding equipment. It is a good helper for your travel.What's in the box 1x Motorcycle Tail Box 1x Installation Instructions 1x Base Plate 1x Installation Accessories 1x Magnetic stickers 1x Leather Lining"