Feb 23, 2022 · The Jumbo Love Sale, and it happens two times per year.This semi-annual sale features up to 40% off the top hair care brands, including Biolage, Joico and Redken, to name a few. You might also hear it called the “Liter Sale” because of the oodles of savings on liter bottles of shampoo, conditioner and other products that show your hair the most “jumbo” love ever.