1Opaque Side Engraving: The keycap text is engraved on the side, which has a sense of design. With the dip dyeing process, the entire keycap looks a gradual feeling, which is particularly beautiful. 2Matte Appearance: The null gloss matte appearance will last, with high fastness, abrasion resistance and no color fading. Suitable for most 61/87/104 mechanical keyboards on the market. 3Ergonomic Design: Ergonomic design, themed keycaps add luster to your keyboard. Specially designed for mechanical keyboard, exquisite workmanship, easy to install and use. 4PBT Material: Using PBT keycaps and oil resistant coating, these 104 key keycaps provide firstclass durability and excellent typing feel. 5Incompatible Device: Keycap is not compatible with some mechanical keyboards for Razer, for Corsair, for Logitech and other brands, and the keycaps are not suitable for no saltire shafts, snap shafts, for Logitech G shafts, and membrane keyboard shafts.