KBDfans 2020 EC Keycaps set

Specs：

• PBT
• Dye-Sub
• Keycaps are compatible with Topre keyboards
• Support HHKB HHKB BT, RF87，RF104, Fc660c, fc980c.

Since there is no spacebar for 6.25x,
So Keycaps don't support RF R2 Keyboard！But spacebar of 6.25x is planned,