Ergonomic Design: The acrylic keyboard stand is fits most standard keyboards including big keyboards. angle and size design maximize tension from the wrists, forearms and elbows due to long working hours in front of the computer, keeps your body away from wrist issues. Low Flow Front Lip on : Holds your keyboard in place and make your hands comfotable.You even 't feel the front lip when you are typing. Most comfortable keyboard stand. Anti-Slip Strip on the Bottom: No worry about the slide anymore. The silicone anti-slip strip on the bottom prevent the slide and protect your table at the same time. No need to install, you can put it anywhere you want. Material: Premium Acrylic material, smooth rounded edges and polished finish, every details of the acrylics keyboard stand outstanding and look great anywhere. size: about 43cm Material: Acrylic colour: black Package Contents: 4 x Computer Keyboard Stand With anti-slip strips Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.