"Reasonable Design: The weight bag has a hook on the top to hang it onto the leg of canopy. You can set the canopy more stably by multiple ways to hang the weight bags. The weight bag is equipped with heavy-duty sewn-on polyester handle for easy portability.You have no need to worry about how to take them all at once.^ Applicable For: Universal for stabilizing Instant Canopy, Pop Up Canopy, Commercial Instant Canopy, Beach Canopy, Compact Canopy or even Gazebo, Camping Sun Shelter, Patio Umbrella. Fits all canopies, gazebos and umbrellas whose leg or pole is 15mm to 50mm in diameter.^ Size: 7.8” x 18.3”. Each weight bag can be filled by sand, rock, or dirt and can be applicable for all kinds of surface.^ High-Quality Materials: Strong and durable waterproof 1680D polyester fabric outside and PVC coated inside to prevent filling from leaking.^ NOTICE: NOT include filling like sand or soil. If you have problems, we are always ready to help." Reasonable Design: The weight bag has a hook on the top to hang it onto the leg of canopy. You can set the canopy more stably by multiple ways to hang the weight bags. The weight bag is equipped with heavy-duty sewn-on polyester handle for easy portability.You have no need to worry about how to take them all at once.^ Applicable For: Universal for stabilizing Instant Canopy, Pop Up Canopy, Commercial Instant Canopy, Beach Canopy, Compact Canopy or even Gazebo, Camping Sun Shelter, Patio Umbrella. Fits all canopies, gazebos and umbrellas whose leg or pole is 15mm to 50mm in diameter.^ Size: 7.8” x 18.3”. Each weight bag can be filled by sand, rock, or dirt and can be applicable for all kinds of surface.^ 高品质材料：外部采用坚固耐用的防水 1680D 涤纶面料，内部采用 PVC 涂层，防止填充物泄漏。^ NOTICE: NOT include filling like sand or soil. If you have problems, we are always ready to help.