Features: 1. Precision high-gloss treatment on the edges, rounded corners, exquisite and beautiful 2. Imported aviation-grade aluminum plate is anodized, which brings a smooth hand feeling and precise and delicate control experience 3. The back is made of resin material, which can be used on both sides in winter and summer. 4. Four pieces of removable non-slip silica gel are delivered, which can be peeled off and attached to the bottom to protect the mouse pad. 5. You don39;t need to wash the metal mouse pad and dry it in the air. Just wipe it with a wet towel, and it will be clean at once. Specification: Trumpet: 220*180*2mm Medium: 246*222*2mm Large Size: 300*240*2mm Material: Aluminum Alloy, Resin, Silicone Notice: 1.Due to the different monitor and light effect, the actual color may be a slightly different from the picture color. 2.Please allow 1-3cm differs due to manual measurement. Package List: 1 x Mouse Pad