Although they look more vulnerable than fabric pouches or hard-sided warmers, I found the Hot to Go Reusable Heat Packs solidly durable. I did my best to “accidentally” poke it with a pen in ...

We didn’t want to leave you with cold feet looking for the best hand warmers, especially if you’re trying to prevent frostbite or pack your emergency ... produce instant heat without using ...

Burns says even the bulkiest mittens won’t cut it, so she supplements them with hand warmers. Perhaps most commonly marketed toward winter-sports enthusiasts, these palm-size heat packs can also ...

HOW TO USE: Warm the pad in the microwave for 90 seconds while monitoring the temperature for desired heat. Prevent overheating by ensuring not to exceed 2 minutes per session. Allow the pad to ...

When you open the pack, these elements are exposed to oxygen, causing the materials to react with each other and allowing the hand warmer to heat up. The pack stops working once the iron runs out.