Made of durableshot PBT material, excellent to touch. The thickness is about 1.5mm,OEM profile, higher than profile&Suitable for most 61 key 60% Mechanical Keyboard GH60/ PK 61/ALT 61/ Anne pro 2/ Ducky one 2 mini and all other Cherry MX switches keyboard&This link only sells OEM profile Keycaps,no keyboard included.There is a puller presented in package^Enhances the RGB effect of the keyboard to create a game atmosphere, and the excellent tapping feel makes you immerse yourself in the game ^