Eye masks sit on the skin and are very hydrating and nourishing with beneficial ingredients," explains Ross. Containing soothing, tightening, and exfoliating actives, most are meant to address under-eye concerns, like dark circles, puffiness, and hyperpigmentation. "Like face masks, eye masks are a great treatment boost," says Dr. Gross. However, since they aren't meant for daily use, he notes that eye masks "should never take the place of your daily topical.