Overview:
The Ergodyne N-Ferno 6990 Hand Warming Packs are air-activated, disposable hand warmers delivering up to 12 hours of consistent heat. Simply open the pack to expose the all-natural ingredients to oxygen — no batteries or external heat source required.
Features:
- Air-activated — open the pack to start instant heat
- Up to 12 hours of continuous warmth per pair
- All-natural ingredients: iron powder, water, activated carbon, vermiculite, wood powder, and salt
- Resealable — seal in a Zip-Loc bag and reuse the next day if not fully activated
- Designed to fit in jacket pockets, gloves, N-Ferno accessories, and Hard Hat Liners
- No batteries or chargers required
Specifications:
- Heat Duration: Up to 12 hours
- Style: Hand
- Colour: White
- Contents: 2 warming packs per package (1 pair)