Details This link is only the keycaps,no keyboard included. The keycap is made of CNC walnut wood.The back stem is resin which is more stable than wood Compatiability It can be used for all Cherry MX Gateron MX Kailh MX and all other MX switches keyboard. After Service If some keys missing or broken on the way,just leave us message,we will send you missing or broken ones soon.Don't worry about it and don't leave feedback immediately.