Sandbag for Flood-control,Emergency sandbag,water-preventing sandbag, environmentalnon-pollution, best newest product for flood Sandbag for Flood-controlEmergency sandbagwater-preventing sandbag Saving time, strength,and money; after about 3-5 minutes saturated in the waterto be about 20 kgs of sandbag which is also reusable.Non-poison, inodorous and non-pollute approved by SGS inspectionSmall- ...