These waterproof and windproof matches burn even while wet! Matches were developed for the UK Ministry of Defence and are NATO approved. Designed to light in all extremes of weather, the match can withstand immersion in water and cannot be extinguished by wind, making it the ideal match when out in harsh conditions. Match head burns for 10 seconds. Waterproof tub comes with two striker surfaces. Contains 25 matches. Coghlan's.