Features: High-quality PBT material, heat-resistant and durable, maintaining key legends over time. The thickened keycap walls make the keycaps durable and easy to install. Compatible with 61/64/68 ANSI/ISO 60% layout mechanical keyboards with MX switches, featuring a 6.25u spacebar. Dye-Subbed process ensures high heat resistance and corrosion resistance. Outer Space themed keycaps add a unique and textured look to your standard keyboard. Note: This is a keycap set, not a keyboard. Specifications: Keycap Name: Outer Space Keycaps Material: PBT Profile: Cherry Craftsmanship: PBT DYE-SUB Number of Keys: 81 keys Note: Please allow for a 1-2 cm error due to manual measurement; ensure you don't mind before ordering. Due to differences in monitor displays, the image may not accurately reflect the actual color of the item. Package Includes: 1 Set Keycaps