LotFancy foot warmers are air-activated, easy-to-use. Provides soothing warmth up to 9-10 hours. No need for wires and power bank, a very convenient solution for keeping your feet warm during the winter time. The disposable insole warmer For people with Raynaud's Syndrome or poor blood circulation, outdoor activities like camping, sporting events, hunting, hiking, skiing, fishing, winter golf, football, and working in cold temperatures.
