Rectangular Planter Box Cover: Designed to protect plants in rectangular planter boxes on balconies, windowsills, and patios. It's made of high-quality materials and has a robust structure that can withstand wind and rain, protects against frost damage, prevents excessive sunlight, and prevents small animals from damaging the plants. Overall Protection: The cover can completely cover the planter box, protecting not only the plant's leaves and flowers, but also the plant's root system. Easy to Install: Our cover comes in a wide range of sizes, so no matter the size of your planter box, you'll always find one that fits you, and when you need it, simply pull it over the entire box and secure it with a drawstring; the practical drawstring keeps the cover in place. Durable and Reliable Material: Our frost covers are made of lightweight polypropylene (PP) plant protection mesh weighing only 50 g/m2, a lightweight material that ensures your beloved plants are not damaged. Ideal for plant growers, give your beloved plants the highest quality protection and let them thrive under the care of your rectangular planter box covers. Act now to give your plants a safe and comfortable environment to show themselves off at their best.