Use in the city: Don't worry, there is no sand in the city, just recycle the water to turn your gazebo into a sandbag. WATERPROOF AND WATERPROOF DRAIN: User-friendly, easy to use and screw cap, made of durable waterproof PVC material, leak-proof. Each weight bag is equipped with convenient velcro, hooks and straps to wrap the legs around the canopy for protection from strong wind and other weather conditions. Very easy to use and transport: These water weights (set of 4 bags) can hold up to 10 liters of water. For easy storage, the weight is deflated, saving over 90% space. After deflation (only 6*6*2 inches). ERGONOMIC DESIGN: The velcro straps are long enough to support our 45* corner legs. Available for leg sizes from 15mm to 50mm. You can adjust them up or down as needed. Simply fill the panel tightly and attach it to your awning for a safe, stable presentation. WIDELY USED: Perfect for ABCCANOPY KINGKONG, DELUXE, RHINO, awnings and beach awnings.