Better Wood Products Fatwood Firestarter Burlap Bag, 4-Pounds Fatwood is harvested from the stumps of pine trees that contain a high concentration of natural resin Fatwood is 100 percent natural, with no chemical or additives User friendly, safe, clean and non-toxic, Indoor or outdoor use SCS Green Cross certified Great for use in barbecues, campfires, wood stoves, fire pits, pellet stoves, chimneys, coal stoves, fireplaces