Ergodyne Hand warmer pads N-Ferno 6990, self-adhesive

The N-Ferno 6990 Hand Warmer Packs are durable and air activated, providing up to 12 hours of instant warmth. They are great for jacket pockets, gloves or other warming accessories.

Once activated, the durable hand warmers can be tucked into a pocket or gloves. They can also be easily inserted into the integrated pockets of warming
accessories such as the N-Ferno 6980 Hand Warmer Muff, N-Ferno Hard Hat Liners or ProFlex 825WP Winter Work Gloves.

To activate, simply open the package. The natural ingredients begin to heat up as soon as they come in contact with oxygen - no batteries required. You can also shake the pack to speed up the warming process.