Paul Mitchell, Biolage, and MORE – $12.99 & Up Liter Sale + COUPON CODE This post may contain affiliate links. Please see the full disclosure policy here. Posted on July 3, 2018 Written by Mary Leave a Comment Head on over to Beauty Brands where you can take part in their annual Liter Sale. Prices start at just $12.99 AND you can use promo code EC15406 at checkout to save $3.50 off a $10 purchase or more. Choose from brands like Matrix Biolage, CHI, and Paul Mitchell!