Foot Warmer 5 Pack White

Superb invention for frozen feet! Disposable soles that become warm when in contact with air. Our warm innersoles are thin and practical, suitable for all types of shoes and for all kinds of outdoor activities. 4 different sizes guarantee the best fit for your foot, and the self-adhesive surface on the sole keeps it in place during any activity. These thermal soles provide up to 8 hours of warmth after their package has been opened.