Non-toxic fire starting tinder that burns even on a wet surface. Perfect for emergency survival kits. Individually packaged lightweight solid cubes that can't leak or foul up your other gear. Burns at over 1,300°. Long burn time. Safe, easy-to-carry and unaffected by wind or water. Works with any firestarting device. For best performance use with: UST Sparkie, UST BlastMatch and UST StrikeForce. Stores up to 5 years. The cubes leave none of the residue of other petroleum-based products and has virtually no odor. They burn with almost no smoke and can be started even in high winds and nasty weather. In fact, the tinder burns while floating in water and burns longer when wet. Can be used to light your backyard barbecue or to start a fire in your living room fireplace. Weighs: 0.16 oz per cube.