Super soft, so cute beanie - and, at the press of a button, bluetooth speakers carry your music to your hat!! From the website: This cozy Power Puff Bluetooth Beanie keeps you warm and entertained with built-in wireless earbuds for tunes on the go. Made of 100% polyester. Features a built-in headphone and microphone for music and phone calls. Headphones are removable. One size fits most. Bluetooth capable; over 5 hours of playtime. Imported.