Made of heavy-duty stainless steel, the canteen and cup can be used for many years. The canteen is no leaks, due to the canteen cap has a clear seal inside it. The lightweight canteen kit is very easy to carry, perfect for camping, hiking, survival, and any other adventures. Multi-functional kit for survival and outdoor adventure. The bonus is that the stainless steel canteen and cup can be used to boil water in the fire, so it can be used for cooking, heating water.