This is a refill unit for the Guerlain Rouge G Satin Lipstick, designed to replenish your existing, personalized case. Experience the luxurious satin finish that delivers intense color payoff and comfortable wear. The formula is crafted to provide excellent moisture and wearability, ensuring your lips look polished throughout the day. Ideal for seamlessly integrating into your current Guerlain makeup ritual, this refill allows for easy shade switching or replenishment of a favorite color.