Stump Chunks are 100 natural wood fire starters They contain absolutely no chemicals or additives Perfect for charcoal grills and smokers fire pits fireplaces or wood stoves Features . Wood Fiber Fire Starter. Size 0 1 cu ft . Burns clean made of 100 percent wood fiber. Safe no chemical additives. Easy lights with a match and there is no need for paper or kindling. Clean can be handled with bare hands and leaves no pitch residue or unpleasant odors. Completely green and self sustaining. Indoor or Outdoor Indoor and Outdoor. Case of 0 Specifications . Size 0 1 cu ft