Features: l Brand new and high quality l Made of high quality aluminum alloy material, durable and wear-resistant l Easy and convenient to install and remove l It can well protect your speaker from scratches, bumps, dust and damages l The original machine opens the mold, the hole position is accurate Specification: l 2 Colors: black, gold (Optional) l Metal sleeve size: 186 mm*67mm*57mm l Material: high-grade aluminum alloy Packing includes: l 1 x Protective Case Note: l Protective case only, other accessories demo in the picture is not included