THERM-IC Therm-Ic Toe Warmers - 5 Pairs

"The Toe Warmer is ultra thin and can be used for any outdoor activity. Simply open the packaging and stick the warmers onto the socks in the forefoot area. In no time at all, the warmers start to heat up and last for up to 6 hours.
The warmers are made of purely natural, odourless and environmentally friendly ingredients (water, salt, iron, coal and vermiculite).
Technical specifications

Heats on contact with air
Adhesive surface
The heaters are glued to the front of the foot
Do not stick directly to the skin
Heats up in 15 minutes
Up to 6 hours of use
Easy to use
Single use
Dimensions: 70x95mm
"