Features: Featuring 3 class-styling and 6 cute monitor displays and a card panel for keycaps, making it very convenient and quick to replace the transparent cards. 6 classic card patterns that can be changed at will. The screen on our computer keycaps can transmit light, with a unique light-transmitting design, making the light transmission brighter and more uniform. Our custom keycaps use an advanced process, providing a better, more delicate, and comfortable feel. The unique retro key gives you a new experience. The perfect gift for parties, birthdays, holidays, Christmas, and more. Our computer keyboards fit most keyboards, especially 60% mechanical gaming keyboards. Specifications: Includes: 1 set of keycaps + replacement housing and Monitor Displays Shell Material: ABS- Color: Red / Gray Size: about 5x5cm/1.97x1.97in Note: Please allow 0-1cm error due to manual measurement. Make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks! Package includes: 1 Set xRetro Keycaps