?Customer Service?:This quotation only includes the keycaps, excluding the keyboard. If you encounter issues after receiving the package, please contact customer service to solve it for you. ?Purpose?: For mechanical keyboard enthusiasts, having a fresh color matching keycap can help improve the mood. Multiple complementary keycaps and personalized keycaps are your first choice for DIY mechanical keyboards. ?Multifunctional Keyboard Keycaps?:Colorful pbt keycaps are attractive to keycap lovers and seasoned gamers. Multiple complementary keycaps and personalized keycaps provide a lot of room for keyboard personalization. ?High Compatibility?:159 keycaps include multiple supplementary keycaps, with high compatibility. 100% compatible with Cherry MX switch mechanical gaming keyboards and TTC, Holy Panda, Kailh and Gateron switches. And it fits most standard 61/64/68/78/82/84/87/96/104/108 key ANSI and ISO layout keyboards . ?Custom Keycaps?: Thickness of these keycaps is about 1.5mm, so the pbt keycaps are very durable. Thick PBT material will effectively extend the life of the keycaps. In addition to the use of dye sublimation technology, the appearance is exquisite, and it is welcomed by the majority of consumers.