Product description: Size: clockwork shell: 10cm; Other accessories are free size combinations, general built-up area is more suitable at 40-50CM. Thickness: 2 mm. Material: Acrylic mirror with a clear protective film on the mirror sur in 1. Bluetooth headband allows you to listen to music without having to wear additional headphones, and protect you from being disturbed by your mess hair and sweat. Built-in microphone to let you won't miss any callings. Wireless sleep earbuds perfectly suitable for gym,workout, running,yoga,sports, other activities and take a nap indoors or in the office as a sleep mask with bluetooth headphones Super Soft Breathable Headband- High-quality quick-drying outer fabric with breathable mesh lining, that absorbs sweat is very breathable and fast drying making it excellent for jogging or working out.It will easily stretch to fit all head sizes, also incredibly soft and hypoallergenic. Best Sleeping Headphones for Side Sleeper- Ultra-soft sleep headphones with ultra-thin flat speakers will not put any pressure against your ears even when sleeping on the side. Sometimes you might even forget that you are wearing it. True wireless, no cable chaos They are comfortable enough to wear while lying down or sleeping on your side They block out ambient noise cancellation using earplugs that