Product details:
Swells on contact with water to become a super absorbent, long barrier that covers lots of ground for quick, easy protection from floodwater. Place 17'-long sandbag replacement in front of a single-door entrance to prevent floodwaters from entering; lay end to end for more protection Lightweight, compact and easy to handle before activated, unlike standard sandbags which are heavy, messy and labor-intensive Built-in wedge design helps prevent barriers from rolling out of place NOTE: Not for use with salt water