Here's the pages to check out. Let it load, it has a great deal of information. These bags are for liquid storage and are quite handy and wonderful. They come with a spigot that you slip in after the bag is full. They are heavy duty, made with 4 layer welded laminate of 2 outer layers of nylon and two inner layers of Linear low density polyethylene.
Life expectancy is years.
They weigh only 2 oz. empty. Keep a full one in your trunk. The neat thing about these is that they are small, easy to carry and will store well. Fill with water, then put in spigot. These are not on the Internet site, just add them to your order with the special button.