SureStart Firelighting Squares are an easy, quick and safe way to start charcoal and firewood fast. Ideal for charcoal grills, campfires, fire pits, chimineas, fireplaces, woodstoves, pellet and corn stoves. Odorless and non-toxic. Made from compressed wood chips, paper fiber and wax. Will burn 8 to 12 minutes, even when wet! Includes 12 pieces.