2 in 1 Sleep Eye Mask with Headphones built-in – Sleep Headphones with great sound quality, faster connection, more stable commission, 33~65ft wireless range, lasts up to 10 hours. The sleep headphones mask blocks light totally, makes your sleep better, allows you to listen to music without wearing additional headphones, which makes you fall asleep faster.

• Rechargeable lithium battery which can work continuously 10 hours and 1.5-2 hours charging time only.
• Made of ultra-soft cotton for soft and comfortable feeling.
• Adjustable Velcro, fit for both adults and kids.
• Unique design, unisex, stereo sound, one size fits all sizes and shapes. 
• Colors: Black or Gray
  Must take electronics out before you wash