These sand less sandbags are water-activated and self-inflating, inner absorbent turns to gel to create a barrier. Absorbs 4 Gallons of water and rises to 3.5 high in just 10 minutes! Keep these Quick Dam Flood Bags on hand for quick and easy use and be prepared for flooding, leaking and water damage indoors and outside! Flood Bags unused, have a 5+ year shelf life. Protects against Storm Surges, Rainwater, Water Main Breaks, Overflowing Appliances and Equipment, Spills, Leaks, Floods, Drips & More! Perfect for Garage, Basement, Driveway, Kitchen and anywhere water could cause damage. Compact, lightweight, and quick and easy to deploy. A great alternative to traditional sandbags, with no sand or labor needed! Quick Dam Flood Bags are Environmentally-Friendly, Pet-Friendly, Nontoxic, Nonhazardous and last for months.