Description: 【Quality Material】: This storage case is made of high strength aluminum alloy, ensuring a sturdy and strong body that protects the items inside from external impacts. 【Design】: Equipped with a lock to provide extra security, preventing items from being lost or stolen. 【Interior Space】: The lining can be adjusted according to needs, suitable for different sizes of mechanical keyboards, drones, and mice. 【Fit for Various Devices】: The hard case measuring 40*15*5cm in size, it can also be used to store drones and other accessories. 【Convenient Storage & Strong Protection】: With a reasonable design and optimized interior space for use of space, it is easy to organize and access items. It offers dustproof and waterproof features to protect your devices from environmental factors. Specification: Material: Aluminum Alloy, Density Board Size Chart: 45 cmx20 cmx7 cm/17.72 inchx7.87 inchx2.76 inch Package Includes: 1 Hard Case for Keyboard Note: Please allow slightly errors 1-2cm differences due to manual measurement.