Rimmel LondonÂ’s Lasting Finish 25 Hour Foundation with Comfort Serum gives you a perfect complexion that feels great and stays put from morning to night. It blends seamlessly, instantly and easily into your skin, concealing dark circles and imperfections. No need to worry about sweat, heat, or humidityÂ… your foundation stays flawless for up to 25 hours! The skin-friendly comfort serum delivers instant hydration while the vitamin E helps provide additional skin protection from free radicals. Lasting Finish 25 Hour Foundation in Sand is the perfect base for the rest of your makeup. Use it to achieve a flawless complexion and even out your skin tone.