1. Durable Material: These bucket lids are made of durable nylon material with a tight and thin mesh and it's also a strong material that won't scratch or tear easily.2. Prevent Debris from Entering: The black grille can better absorb heat effectively reduce direct sunlight and reduce water evaporation. The fine mesh also keeps some leaves and dirt out of the barrel.3. Keep it clean: Mosquitoes like to stay in buckets in summer which can easily contaminate the water. Using a rain barrel net can prevent mosquitoes from entering the barrel to lay eggs and keep the water clean.4. Drawstring Design: Our cover lid is reusable. And it can be folded. Besides it is easy to be stored. Each rain bucket net has a drawstring on the edge to accommodate buckets of different sizes and shapes.5. Easy to Install: Just slip the fine mesh net over the bucket and secure it with the help of the drawstring. Comes with a practical drawstring for simple and convenience. It attaches better to smaller diameter buckets to prevent it from being blown away by the wind. Size:S: 80cm/31.50inL: 95cm/37.40inMaterial: Nylon includes: 1 * Rain Barrel Mesh Cover