Mini Inferno Tinder makes starting a fire quick and easy. Tear a disc to expose the fibres and hit it with a spark. Each disc burns for 5-7 minutes. 100% Waterproof, 6 Mini Inferno Discs, extremely long shelf life. Tin diameter 2½ inches. Self Reliance Outfitters (Pathfinder) SRO-0991000-PF.