About this article Material: Ballast weight was made of waterproof 600D oxford fabric with PVC protective layer, sturdy and durable. Stable and rolling: stabilizes any instant awning (legs from 15 mm to 50 mm). You can put sand or something else in this weight bag and it can hold 13–15 kg of sand, stone or dirt, suitable for any surface. Sturdy and Safe: Arbor ballast is much stronger than the classic scratch design in the market, enjoy a longer service life. Fits most awnings, garden sheds 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 and service: If you are not satisfied with our gazebo weight bags, please return your order within 30 days for a refund. For any questions, do not hesitate to contact us.