Get this 180s Bluetooth Ear Warmers with Headphones for $34.73 at REI.com, today only. Shipping is $5.99 or free with orders over $50. This was the lowest price we found by $45. These ear warmers also have built-in headphones that wirelessly connect to your smart phone or Bluetooth-enabled MP3 player and stream music. It runs on a built-in rechargeable battery that has up to 8 hours of listening time. Sales tax is charged in most states.