Features: Make of thick stainless steels plate, corrosions resistant, rustproof, Enduring and easy to clean. Detachable drawer type, easy to pulls out, convenient for pouring coffee grounds and cleaning dead corners and dirt. The left and right side and top cooling holes is designs for easily heat dissipation. There is six nonslip feet on the bottom to prevent the coffee Knocks box from moving during use, reducing the noise when knocking. Can place under grinder and most type of coffee machines, saving desktop space, and please matchs according to the size of the coffee machine you need. Specifications: Materials: Stainless steels Size: about 28x18x5cm/11.02x7.09x1.97inch Package Includes: 1pc Coffee Knocks Box note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.