Brand new, unopened. Purchase date: October 2025. Retail price: 1320 yen. For plump lips with every application. This lip serum provides care for dullness caused by dryness. Formulated with niacinamide (moisturizing ingredient), Retino CPX (moisturizing ingredient), and HA Lift Base (moisturizing ingredient) for firm, radiant lips. Features original "RT Direct Technology" for penetration. By carefully balancing and specially formulating moisturizing ingredients, the serum delivers ingredients even to areas of the stratum corneum that were previously difficult to reach. Fragrance-free, colorant-free, and paraben-free. The scent is derived from natural orange oil (moisturizing ingredient), and the yellow color of the serum is due to carrot extract (moisturizing ingredient).