This product is PBT material, configuration. Ergonomics design, comfortable to touch. Matte texture, looks high-end and elegant. Assorted colors, easier to learn how to type words. 104 keycaps compatible for varieties of mechanical keyboards. Item Name: Keyboard Caps Material: PBT Keycaps Number: 104 Transmission of Light: No Style: Fashion Features: Assorted Color, Universal, Ergonomic, Computer Accessories Single Key Cap Size: 1.5cm x 1.5cm x 0.85cm/0.59" x 0.59" x 0.33" (Approx.) Notes: Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Set of Keyboard Caps (104 Pieces)