1 Voice - The Original Bluetooth Beanie with Built-in Wireless Headphones -Navy Blue Superior audio quality: No more dangling wires. Sound disks and our Bluetooth receivers are built right into the beanie for unbelievable sound quality. Convenience and Comfort: No more ear buds constantly falling out of your ears, or worse giving you an earache. An easy to re-charge battery. Warmth: The beanie is made of a tight knit to keep you toasty on a chilly day. Style: Look good as you enjoy your favorite tunes while going for a run, commuting to work, or hitting the slopes. Unisex - One Size Fits All