The StormTec StormBag
HighTech Alternative Sandbags.
Instant Preparation for Disasters and Flood Control.
Just Add Water -- No Sand Required!
For instant protection as on-site barrier walls. Simply submerge the StormTec StormBag in water - the StormBag will expand from a 16 oz. burlap bag to a 33 pound Sandless Sandbag in 3 to 5 minutes.