* Foot Warmers are thin comfortable air-activated warmers that fit in your shoe or boot and provide over 5 hours of soothing warmth beneath your feet * Warmers are widely used for portable long-lasting heat therapy * Perfect for sufferers of cold sore feet and toes as a result of Arthritis Raynaud's Lupus Scleroderma Myalgia or just poor circulation * Designed for one-time disposable use * Ultra thin full foot warming insoles * 5+ Hours of warmth * Average temperature 95 degree F Available sizes: Small/Medium and Medium/Large