Drift into peaceful slumber with the MUSICOZY Bluetooth Sleep Mask. Combining the benefits of a sleep mask with wireless headphones, it's made from soft velvet and stretch cotton for ultimate comfort. The adjustable design ensures total darkness and a snug fit, perfect for side sleepers and travelers. With over 14 hours of playtime on a single charge, you can enjoy soothing music, meditations, or white noise all night without interruptions. Fully washable and featuring high-fidelity sound with Bluetooth 5.2 technology, it's the ideal companion for deep relaxation and rejuvenating sleep.