M52 Sleep Earbuds Mini Invisible Earbuds for Side SleepersNoise Cancelling Wireless Headphones Bluetooth 5.358H BatteryHD Mic

【Perfect for Side Sleepers】--This sleep headphones are ultra thin and lightweight that fits snugly within your ear, a single earbud weighs only 3g, making it as light as a feather in the ear. Flat-fit and zero pressure. Ergonomic design provides a comfortable wearing and secure fit experience all night. It's the best partner for your sleeping. 【Super Clear Sound】--The wireless earbuds feature 13mm drivers that boost quality sound with deep bass, and mids at optimal levels that are pleasing to the ears. You will feel like an immersive concert. The built-in mic in each bluetooth earphones utilizes call noise cancellation to ensure clear and realistic sound. It will allow you to enjoy high-quality conversations anytime, anywhere. 【Long Hours Playtime】--Our sleep earphones last 4 hours of playback on a single charge, and the case adds another full charge for a total of 24 hours of playtime. In addition, charging case has a built-in LED Power Display that shows the remaining battery in real-time. This feature allows you to easily determine if the charging case or the earbuds need to be charged. 【IPX4 Waterproof】--The bluetooth headsets are waterproof in daily activities including sweating, raining, face-washing and dust, so you can listen to the music while running, working, cycling and housework etc. It's your great choice for relaxing and sports.