From RMS Beauty, this dew-it-all lip mask is a rich, nourishing overnight treatment that helps hydrate, smooth, and protect your lips while you sleep. A multitasker's dream, it also makes an excellent lip prep for your beauty routine. From RMS Beauty, this dew-it-all lip mask is a rich, nourishing overnight treatment that helps hydrate, smooth, and protect your lips while you sleep. A multitasker's dream, it also makes an excellent lip prep for your beauty routine. RMS Beauty founder and makeup artist to the stars, Rose-Marie Swift believes in the skin-transforming powers of nature. Each of her luxurious, non-toxic formulas is crafted from raw, organic ingredients you can feel good about putting on your skin.