If You Care 100% biomass firelighters contain two ingredients only: fsc wood and non-gmo vegetable oil. Simple as that. Use these environmentally friendly fire starting cubes for fireplaces, bbq grills, wood burning stoves/ovens and campfires/outdoor fire pits. Extremely stable, have a long shelf life, do not lose firepower or dry out when left open. Have no unpleasant smells. Non explosive and non toxic, and can be stored safely near or with food. Harmless when in contact with plants, vegetation or aquatic organisms.