Bonding The addition of a tooth-like substance to a tooth to change its shape or color, increase its size or repair a defect. Bonding is a multi-layered process in which durable, enamel-like composite resins are intricately applied to the tooth before it is exposed to a special light. Click on the topic you wish to view: • What is bonding? • Is bonding painful? • Is bonding a radical procedure? • Is bonding natural looking? • Do bonded teeth stain or discolor? • Does a bonded tooth require extra care? • How long does bonding last? • Is bonding expensive? • How much time does bonding require? • Is bonding for everyone?