A term in the hair extension world. Bonding means that synthetic or human hair is attached to existing hair strands by means of a bonding substance, usually a type of specialized glue. Bonding does not refer to locking systems of hair extensions which use tiny "locks".
Daily Hair Tip
A good volumizing trick is to mix equal parts of hair mousse and gel together and then paint sparingly on the roots of your hair before blow drying with a make-up brush.