Feature: High quality ABS material is adopted, and the key cap is comfortable to use. ABS transparent key cap, ergonomic step radian design, smooth lines. The utility model is comfortable to use, can enable the user to tap the keyboard according to the natural posture during use, alleviate the long-time key input fatigue, and can prevent and effectively reduce the strain of wrist muscles. After installation, a clear backlight can be provided. It is easy to install and remove. Applicable to: 1. Only applicable to mechanical keyboard. 2. The Enter key cap is in a flat shape. Both it and the space bar are satellite axes (balance axes). The caps of ALT, for WIN, FN and CTRL are the same size. 3. Both sides of the large key must be satellite axes, and the distance between the cross axis and the satellite axis is 5cm. Note: This is a key cap, not a keyboard. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.