PBT Material: DIY keycaps feature PBT keycaps with an oil repellent coating, these keycaps provide top notch durability and great typing feel. XDA Keycaps: XDA height, suitable for most mechanical keyboards. Using the sublimation process, it feels very good. Scope of Application: The matte appearance lasts, high fastness, abrasion resistance, no fading. Suitable for most 61, 64, 68, 72, 82, 84, 87, 104, 108 keys on the market (depending on the keyboard layout) Professional Design: Specially designed for mechanical keyboards, exquisite workmanship, easy to install and use. Ergonomically designed, themed keycaps add shine to your keyboard. Incompatible: Keycaps are not compatible with for Razer, for Corsair, for Logitech and other brands of part of the mechanical keyboard, keycaps do not apply to no crosshairs, snap axes, for Logitech G axle, membrane keyboard axes.