Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

100% brand new and high quality Truly support the human engineering， protect your wrist in your office Suitable as a gift for your friends and yourself 3 blocks of optical resolution designed for you to switch Lateral pressure type button design is soft and comfortable for your finger Item Type: Wired Optical Mouse Suitable Equipment: Laptop Optical Resolution: 1000-1600-600dpi Number-Key: 6 Keys Connector: USB Working Voltage: 5V Working Current: 50mA Standby Current: 15mA Cable Length: 1.6m/62.9in Cable Size: 3.0mm/0.12in(φ) Size: 13.5×10×8.7cm/ 5.31×3.94×3.42in(L×W×H) Weight: 178g Package Included: 1×Wired Optical Mouse