Low-tech reusable hand warmers are compact devices that provide instant heat through a chemical reaction in a sodium acetate gel solution. A small metal disc inside the warmer acts as the trigger ...

This most definitely applies to hand warmers too. With the right hand warmer, you can pleasantly recreate in virtually any cold-weather setting and still enjoy toasty-warm digits. After putting 11 ...

Whenever you need a little extra warmth, just put them inside your gloves or pockets for instant relief. One pleased customer described the hand warmers as "durable, with a strong, leak-proof ...