Shop › Redken Acidic Color Gloss Heat Protection Leave- In Treatment Image 1 of 1 Redken Acidic Color Gloss Heat Protection Leave- In Treatment A$58.00 A leave-in heat protection spray that hydrates, detangles, and shields hair from heat damage up to 230°C. Quantity: Add To Cart Added! A leave-in heat protection spray that hydrates, detangles, and shields hair from heat damage up to 230°C.