Lightweight, safe, and easy-to-carry, UST's WetFire Tinder 12-pk is guaranteed to light in windy or wet conditions. Requiring just a small amount of tinder to build a fire, you can shave off a small piece or use the entire cube depending on the level of wind or moisture. WetFire tinder burns up to 5 minutes and can be extinguished instantly. Offering a 5-year shelf life, the cubed tinders are individually packed to maintain freshness. They're great for use in combination with any UST sparking device, including StrikeForce, SparkForce, BlastMatch, and Sparkie (sold separately). Product Features Safe, lightweight tinder guaranteed to light in windy and/or wet conditions Cubed tinders individually packed to maintain freshness with 5-year shelf life Only a small amount is needed to start a fire; burns up to 5 minutes and can be extinguished instantly