Keycaps are the part of the keyboard where each key is in contact with the fingers when it is used, and they are the most frequently touched part of the keyboard.
Keycaps have different heights and materials, different uses and materials of the keycaps using different character processes. The reverse side of the keycap can be seen are the key plunger, directly related to the life of the keyboard, its friction coefficient is directly related to the feel of the keys.
Engraving process mainly has three mainstream processes:Double-shot, Dye-sublimation, Pad printing. But the main difference is still lies in the material, the mainstream keycap material is ABS and PBT two kinds of engineering plastics. In addition, some personalized keycaps (artisan) is resin or metal.
A set of carefully selected keycaps can make a keyboard like a tiger.