USED ONLY ONCE! Did not fit my head, but it’s perfectly cushiony. I’m a small petite person so will likely fit you Manta Sleep Mask SOUND gives you complete control over the two senses that have the biggest impact on your sleep: sight and sound. Designed for side sleep comfort, the razor-thin Bluetooth® headphones are nestled within a ventilated strap — while the C-shaped eye cups ensure zero eye pressure and a perfect blackout seal without bulk. The result: unmatched comfort as you listen to the sounds that soothe you — so you get the best sleep you’re capable of covers both eyes and ears boosts rem & deep sleep true 100% blackout zero eye pressure designed for side sleepers easily adjustable speakers battery life 20 hrs no disruptive battery notifications premium, high-quality materials advanced ventilation Highly adjustable