Brand New! Maelys Cosmetics 3Pc Set B-Tight Lift and Firm Booty Mask Moisturizer Set New. Get a firmer-looking booty with our bestselling leave-on booty mask that is clinically proven to reduce the appearance of cellulite and visibly firm the skin around the booty and thighs. Set includes the OG B-Tight Lift & Firm Buttocks Mask 100 ml., OG B-Tight Lift & Firm Buttocks Mask 1.0oz the travel companion and OG B-Tight Lift & Firm Buttocks Mask 0.5oz The pocket size