The Manucurist Glossy Booster Duo works to revive the appearance of damaged, brittle nails by visibly restoring their natural glow. Arriving with an exfoliating treatment and a nail file, the two-piece nailcare set reveals instantly glossier, more radiant nails in just seconds. The treatment is infused with glycolic acid that works to remove dead, dull skin cells to encourage a cleaner-looking finish.