+Sturdy protective box: Long matches (50mm) are made of strong material, which is resistant to falling and wear, not easy to deform, and plays an effective protective role. +Safe matches: Survival matches do not ignite spontaneously and have strong safety performance. Waterproof matches are more useful than regular matches and are much larger. +Windproof Matches: Camping matches can be easily lit even in strong winds, which overcomes the electronic and mechanical failures of windproof lighters in a cold environment. +Long Waterproof Matches: After burning, waterproof matches can be continuously immersed in water for several times and continue to burn after being removed from the water. +Wide Application: Weatherproof matches are easy to use and are not affected by weather. It is an essential tool for outdoor camps, picnics, excursions.