It is a reassemble-able aluminum case with oxidized surface, using 8 screws to assemble. It will fit anything smaller than the size of 160*95.5*50.5, for example a hard drive. The solid material will protect its contents from bumping or accidental dropping. Features Easy assembling/disassembling Consist of 4 aluminum parts and 8 screws Firm and reliable Specifications Material: Aluminum Color: Black External dimensions: 163*106*55 (mm) Inner dimensions: 160*95.5*50.5(mm) Waterproof: No All screws included