Windblown canopies are the No. 1 cause of property loss and injury at outdoor events where canopies are widely used. Secure tents, canopies, and umbrellas at outdoor events with US Weight’s Cornerstone Weight Bags. The four bag set ships empty and each bag weighs approximately 25 lbs. when filled with sand for 100 lbs. total. The bags seal tight with no zippers to rust or bust open with a carry handle for easy transportation. Each bag secures quickly to the canopy leg with a stainless-steel c-hook and Velcro strap. The heavy-duty nylon bags fit straight or slanted pole legs up to 1.75” in diameter. The Cornerstone Weight Bags are perfect for any surface whether you are setting up your tent at the beach, on grass, or asphalt.