Features: Keycaps for B1-PC B1-PC-B B1-PS B1-PS-B Ultra-Thin All Buttons Hitbox Style Arcade Game Controller Material: ABS Size: 24mmx7mm, 17.5mmx7mm Color: Black, White, Red Compatible: Cherry MX key switches, B1-PC, B1-PC-B, B1-PS, B1-PC-B Ultra-Thin All Buttons Hitbox Style Arcade Game Controller Support mixed color customization Only Keycaps, not including switches. Package Includes: 12 x 24mm Keycaps 7 x 17.5mm Keycaps