FloodAvert kits provide the essentials for general flood protection and peace of mind: Equivalent to 10 traditional sandbags, JUST ADD WATER! Box includes one piece of FloodScreen™ (9ft. 10in.), and 5 DefenderBags. Specialized DefenderBag cover lets water in easily, and internal super absorbent polymer (SAP) absorbs and holds water to inflate the individual bags from 10 ounces to over 40 pounds in a few minutes. FloodScreen™ is an impervious membrane designed to work with FloodAvert® FloodBag™ defense products to protect wider openings such as doorways. It has self-adhering peel off tape at the top to aid deployment and make the system easy and fast to use.