Musicozy Sleep Mask Headphones Bluetooth 1 count (Pack of 1), Grey\nProduct Details\n--\u3010Multifunctional Sleep Headphones\u3011Sleep Headphones & Bluetooth Sleep Mask & Music Headphones 3 in 1,MUSICOZY sleep mask with headphones is made of velvet and with updated middle panel to block light from entering and preventing light leakage.let you have no trouble to sleeping,Breathable and soft lining allowing your eyes to move freely and without any pressure, the eye mask is really suitable for the side sleepers,meditation,Yoga,travel,relax etc. It worth you to have a try!\n--\u3010Longer Service Time and High-Quality Playback\u3011MUSICOZY Sleeping headphones adopts Pure Cobalt battery,upgraded battery chip takes 2-2.5 hours charging and provides up to 16 hours music playback, you can enjoy the music all night long, the sleep mask music headband will automatically off when the battery runs past,won\u2019t be waked up at night. HD HIFI sound with the latest Bluetooth5.4 technol!