New in Box Beverly Hills MD Facial Defining Overnight Mask. Facial Defining Overnight Mask™ is a revolutionary solution designed to target the appearance of age-related fat loss in your face — helping you achieve visibly plump, smooth, and more “taut” looking skin while you sleep. Featuring a blend of skin-volumizers, line “filling” compounds, and plumping extracts, you can achieve a more youthful look and renewed confidence that lasts all day.