SainSonic Sleep Headphone Headset with 5mm Ultra-Thin Earphones and Travel Bag, Comfy Headband Headphone for Sleeping, Perfect for Air Travel, Relaxation, Meditation & Insomnia - Blue Perfectly fits the average adult with a head circumference of 20" to 22" 5mm ultra-thin flat cushioned headphone speakers with a durable 47 inches cable, no earbuds directly into ears, comfortable to wear even when sleeping on your side Comfy and soft polar fleece headband provides a good care to your ears, and it can also be used as a sleep mask when pulled down over eyes Thoughtful sleep headphones block noise and light to help you easily fall asleep and save you from insomnia and also perfect for air travel, sports, relaxation, meditation, etc Compatible with iPhone, android and all smartphones tablets on the market that have a 3.5mm audio jack