Specifications: The keycap is made of premium PBT material. These 37 key caps are used in mechanical keyboards. With clear backlight, your keyboard looks more dazzling and stylish. Item Name: Keycaps Material: PBT Quantity: 37Pcs Suitable for: Mechanical Keyboard Features: Durable, Backlight, Stylish Size: 25.5cm x 11.5cm x 1.5cm/10.04" x 4.53" x 0.59" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: (Keyboard Not Included) 1 Set of Keycaps (37-key)