... ,flood-control sandbag,emergency sandbag *easy carring *safe *efficient water-preventing sandbag,flood-control sandbag,emergency sandbag Anti-flood Sandbag 1 ... .High-efficiency 3.Convenient for use 4. Environment friendly Water-Preventing Sandbag, absorbing water inflation bag Size:40cmX60cm; Put the bag ... 3-5 min',the bag weight is 18±3KG water-preventing sandbag,for flood control