This before-and-after shows how cosmetic dental bonding can improve the appearance of a smile using tooth-colored composite material. It can even fill in space! At Harte Dental in Milton, MA, dental bonding can repair chipped teeth, close small gaps, reshape uneven teeth, and improve certain areas of discoloration. Composite bonding is a conservative cosmetic dentistry option that can create natural-looking results while preserving much of the existing tooth structure.