Features: For standard GK61-rk61/dz60/gk64/68/KBD75/84/RK836/87/96/980/104/108 and Alice Layout MX switches mechanical keyboard whose space is 6.25u, and 7u spacebar keyboard. For GK series split spacebar keyboard (2.25u/2.75u) for Main 84 layout, like Keycool 84 XD84 Suitable for main 64 68 layout, like GK64 Tada68 for Split 64 84 keyboard High-quality PBT material, heat-resistant and can maintain the font of the keycap for a long time- Specifications: Keycap Name: Squirrel Theme Keycaps Material: PBT Profile: XDA Craftsmanship: PBT DYE-SUB Number of keys:139 keys Note: Note: this is a set, not a keyboard!! Please allow 1-2cm error due to manual measurement, please make sure you don't mind before ordering. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 set PBT Keycaps (139 Keycaps)