3 Second Heat has incredible instant reusable heating pads. Just click the metal disk and they will produce heat for up to 2 hours and use a chemical called sodium acetate which is completely non toxic. See how sodium acetate works and visit our site at www.3secondheat.com
camping
Hand warmer magic gel heat pad pack heat instantly
Magic heat pad pack will heat up instantly by bending a pc of metal iside the pack. It will stay warm about 30 min depending on room temperature. Good for massage, and peopel with low blood circulation. Great hand warmer for winter