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Total price $29.07

Product Description

The N-Ferno 6990 Hand Warmer Packs are long lasting and air-activated, instantly delivering up to 12 hours of heat. They’re great for placing in your jacket pockets, gloves or other warming accessories. Each box includes 40 individually sealed pairs of warmers.

Once activated, place the long lasting hand warmer inside a pocket or gloves. They’re also easy to insert into built-in pockets in thermal accessories such as the N-Ferno 6980 Hand Warmer Muff, N-Ferno Hard Hat Liners or ProFlex 825WP Winter Work Gloves.

How To Activate

To activate, simply open the pack. The all-natural ingredients will begin to heat up as soon as they’re exposed to oxygen—no batteries required. You can also shake the pack to speed up the warming process.

The N-Ferno Hand Warmer packs are non-toxic and made with all-natural ingredients. Plus, they’re disposable and compact for easy use on the go. Packs are not reusable and should be disposed of after each use.

Ideal for workers exposed to the elements while on the job in industries such as construction and mining. Plus, they provide much-needed warmth while hunting, fishing, skiing or enjoying other cold outdoor activities.


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  • Long Lasting Heat – Hand warmer packs keep hands free from chill for up to 12 hours
  • Compact – Small and low-profile to easily fit into gloves or jacket pockets
  • Simple & Instant Activation – All-natural ingredients begin to heat up as soon as you open the pack (no batteries required)
  • Great for Use With Thermal Accessories – Easily insert into built-in pockets in thermal accessories for added warmth
  • Workday to Weekend – For cold-weather use on the job or during outdoor recreation like hunting and hiking
  • Non-Toxic – Made with all-natural ingredients
  • Includes 40 Pairs of Warmers – Each box includes 40 individually sealed pairs of warmers


  • Brand: Ergodyne
  • Product Type: Warming Packs
  • Series Filters: Warming Accessories
  • Color: White
  • Protection: Cold Temperature Protection
  • Risk/Injury: Cold Stress
  • Warming Hours: Up To 12 Hours


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