Sky innovation Wireless Musical Beanie lets you listen to music and keeps you warm on-the-go while looking stylish. This one size hat is fit enough to cover your ears from the cold weather. Featuring a modest look to hide built-in play, pause and volume controls. With a complete integrated music system, this Beanie can wirelessly play music with crystal clear audio. This is very comfortable to wear and has great fabric quality as the music travels through the Polyester materials and right through your ears. Also featuring a fitted microphone to answer calls hand-free. Wireless Musical Beanie is compatible with any Bluetooth-enabled device and apple’s Siri.