Best Seller | Redken Chemistry System Protect Shot Booster for Color Treated Hair 8.5 oz Set of 2 Redken Chemistry System Protect Shot Booster for Color Treated Hair is a powerful hair treatment that provides the ultimate protection for your hair. It is a specially formulated booster that works in synergy with the Redken Chemistry System to provide... more | | $33.35 $27.02 go to store |