Foot Warm-Ups By HeatMax, Inc.
The air-activated Foot Warm-Up® is specially designed to work in low oxygen environments like hunting boots or shoes. They are ideal for those who will be sitting still and not generating much body heat.
Non-adhesive to provide flexible warmth.
Can be used with the HotHands® Heated Sock.
Supplies up to 6 hours of 100°F heat.
Individually sealed in airtight package to guarantee a shelf life of six years.
Portable (No wires or batteries)
Contains all natural ingredients