DOUBLE SHOT- These keycaps are double shot keycaps, so the legend on the keycaps is clear and does not fall off. The thickness of these keycaps is about 1.5mm, which is thick and not backlit WIDE COMPATIBILITY- This set of keycaps has a total of 163 keys and includes multiple sizes of keycaps to fit most 61/64/75/87/104/108 cherry mx switches ISO ANSI mechanical keyoard. If you're not sure if it's right for your keyboard, check with customer service for compatibility CUSTOMIZED KEYCAPS-This set of keycaps has a total of 163 keys. It includes supplementary keys of various sizes. You can use them to build multiple keyboards according to your ideas and provide you with the fun of build mechanical keyboard keycaps freely ERGONOMIC DESIGN-These keycaps are ergonomically designed cherry keycaps. The curved layout brings you a lasting comfortable experience, even if you use it for a long time, you will not feel tired. This will be a good choice for you to customize the keyboard WARM TIPS-This is a set of keycaps, not a keyboard. The colour of the keycaps may vary slightly from the picture due to lighting and website display. Note:This is a set of keycaps,not a keyboard. If the keycaps missing or broken, please contact customer service to send you new keys.