Rimmel London’s latest Foundation with Comfort Serum gives you a perfect complexion that feels great and stays put from morning to night. It blends seamlessly and instantly into your skin to conceal dark circles and imperfections while also delivering hydration. Instant perfect coverage that feels extra comfortable and lasts all day. Sweat, heat, humidity and transfer proof for up to 25hours. Coverage that won't let you down. Dermatologically tested.