Rechargeable Heated wool insoles.

brand new. perfect for cold feet. ✿【Amazing heating function】 -The heating element covers the whole sole and every toe. Provide your feet with a perfect warm hug. Just go out and enjoy the winter! ✿【Soft and comfortable fabric, 100% wool 】- Our insoles are made of 100% genuine wool, super warm to keep your feet from getting cold in the harsh winter or rainy days. ✿【7.4V 3000mah Li-ion Batteries】- A set of batteries(2 packs) with 7.4V 3000mAh can keep working for 10 hours.