• All open-box products are inspected and come with 6-month limited warranty on both heating elements and battery. Final Sale, no exchange or return.
• Ultra soft fleece lining ensures you don’t lose any excess heat and enjoy comfortable warmth
• Foldable neckline and stand collar provides extra warmth against cold windy weather
• Designed for mix and match, using over a long-sleeved shirt on chilly fall days or layering under a jacket for cold commutes and epic ski days
• 3 carbon fiber heating elements generate heat across core body areas (left & right chest, upper back)
• Adjust 3 heating settings (High, medium, low) with just a simple press of the button
• Up to 10 working hours (3 hrs on high, 6 hrs on medium, 10 hrs on low heating setting)
• Heat quickly in seconds with 7.4V UL/CE-certified  (must be purchased separately)