Clairol Colour Gloss Up Conditioner Terra Copper salon-inspired formula to keep your terra copper colour fresh for longer. Clairol’s Colour Gloss Up, Temporary Colour Gloss is customizable to your desired level of vibrancy, as different leave in times deliver the desired colour and shine. The perfect colour boost that brings your copper colour back to life while adding shine & conditioning hair, all in one simple step! Just squeeze the tube and leave it on from 2 - 15 minutes. No Mix, No Damage.