VEVOR Flood Barrier, 8 Pack, 10 x 0.7 ft Flood Bags Activated by Water, Reusable Water Absorbent Barrier, Sandless Sandbags Blockage, Flooding Prevention Bags for Home, Doorway, Basement, Garage

Yes. They activate by absorbing water, so rainwater can inflate them if enough rain accumulates. A hose is not required.