Pudding Keys: Pudding keys are specifically designed to amplify the RGB backing of keyboards.The lower half of these keys are designed to be completely translucent, enabling the back of a keyboard to shine through easily, maximize the shine-through of your keyboardu2019s RGB backing. Compatibility: This keys set has 118 keys, suitable for most 61/68/87/104 ANSI US layouts cherry mx switches keyboards; ideal for custom mechanical keyboards choose ASA Profile: This pudding key set is designed with ASA profile for those who feel like ergonomic typing experience; it can be worked as the most basic and comfortable set that can improve your typing experience Dye-Sublimation Keys: The Dye-Sublimation technology made the color has penetrated into the key; makes the font of keys clear and not easy to fade; maintain the initial state of the key for a long time.