This canteen has iron bands for strength and is pine pitched inside and out not only to keep it watertight, but give it a nice finish as well. It comes with a 1" web strap, not shown. To keep the canteen watertight, we recommend keeping it full of water when stored. Put a tablespoon of baking soda in the water to prevent bacterial growth. When you are ready to use the canteen again, simply rinse out with clean water . This canteen is guaranteed to hold water if properly used. Holds one quart.