Decal, DEE kal or dih KAL, is the process of transferring printed designs, letters, or pictures from specially prepared paper onto various surfaces. The word decalcomania also describes this process. The print transferred is called a decal or decal transfer. Decals can be applied to such surfaces as glass, wood, plastic, and metal. They have many domestic and commercial uses. Manufacturers decorate dishes, furniture, and other products with decals. People use them to decorate toys, windows, and personal items. Decals are also used as automobile licensing stickers on windows because they are difficult to remove.