RapidFire is 100% Natural, Non-Petroleum, and can safely be used to light your fire. Use it to start your smoker, fire pit, fireplace, or bonfire. RapidFire has 23 minutes or more of guaranteed burn time; which is close to 3 times more than most other fire starters and the market. One piece does it all. It is guaranteed to light immediately. This 2-1/2″ in. by 1-1/4″ in. round fire starter is ELITE for starting in most any situation. The BEST FireStarter available boasting over 15,000 BTU/Lb; which is 4 times more than many.