Loud cities, rowdy neighbors, a partner who snores - there's no shortage of nighttime sounds that keep you out of REM. But the right sleep aid makes all the difference, and Ozlo's noise-masking earbuds do so using science. They're $100 off! These Ozlo Sleepbuds are designed to block out disruptive sounds using neuroscience-backed soundscapes. But they do much more than help you sleep. One happy called them "a quality-of-life enhancer," and once you try them, you'll see why. Between the smart sound technology, comfortable feel and expanded capabilities, these buds are already in the cart.