This glowing letter keyboard sticker is made of , which can withstand use. Features the sticker material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Material: sticker - The size of each cell sticker is 1.3x1.1cm, suitable for all desktop computer keyboards and laptop computer keyboards. - Super wear-resistant PVC matte surface ink, easy-to-use adhesive, tear off firmly without residue. - It needs to absorb light before it emits light, so the keyboard must be placed in a place with sunlight or light to absorb light for about 30 minutes before it emits light. - It is suitable for different scenarios, such as, home, office, school, etc. - Simple in structure, easy to use, not easy to deform, you can use it with confidence. Package list: 2 x sheet of keyboard sticker