Esbit Solid Fuel 12 pc X 14g (Set of 3) Virtually smokeless and residue-free solid fuel tablets used to cook and heat food and beverages, boil water, or start campfires Works at high altitudes and sub-zero temperatures; ignites with match or lighter Tablets are individually packed in waterproof packaging; can be stored for 10+ years Great for emergency preparedness planning Use with Esbit or other solid fuel stoves