About this article Material: Ballast weight has been made of waterproof 600D oxford fabric with PVC protective layer, sturdy and durable. Stable & Rolling: Stabilizes any instant awning (15mm to 50mm legs). You can put sand or something else in this weight bag and it can handle 1315 kg of sand, stone or dirt, suitable for all surfaces. Sturdy and Safe: Arbor ballast is much stronger than the classic scratch design on the market, enjoy a longer service life. Fits most awnings, gazebos and patio furniture. Easy to Use: Fill, close the flap and attach to your awning for a stable and secure installation. Note: Weight bag only, sands not included. About Our Product & Service: If you are not satisfied with our gazebo weight bags, please return your order within 30 days to find out...