Mega Warmer

Grabber® Mega Warmers are rectangular, single-use, air-activated heat packs that are larger and last longer than standard heat packs. They provide up to 18 hours of continuous warmth for the hands and body.


  • Outdoor Dining
  • Shopping
  • Outdoor Sporting Events
  • Hunting & Fishing
  • Camping
  • Working in The Yard


  • Up to 18 Hours of Heat
  • Mega Warmer is Larger Size and Longer Lasting!
  • Ready to Use
  • Air-Activated
  • Natural Heat
  • Contains One Warmer per Package

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IMPORTANT:  Please read product packaging carefully prior to use as important instructions, warnings, and other information can vary by product.

Warmer Specs

  • Duration: 18 hours
  • Weight: 1.76 oz
  • Dimensions:6.75″ x 4.75″ x .1″
  • Average Temperature: 140˚F (60˚C)
  • Maximum Temperature: 140°F (60°C)
  • Ingredients: Iron, Water, Vermiculite, Charcoal, Polymer, and Salt

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