Easy to use. The round pool cover is suitable for all types of round pools to insulate your pool and protect it from unnecessary dirt. A fixed pool cover. These pool covers fit exactly over the top of the pool to prevent leaves, dust and dirt from building up in the pool. These pool covers are made of durable, UV-resistant materials, which can protect your swimming pool sunny fast and ensure long-term use in summer, reducing your cleaning time. Use high quality 210D oxford cloth, silver coated, durable strong and durable, waterproof and UV, not easy to age. The fixed swimming pool cover is equipped with a retractable rope buckle, which can tighten the cover to prevent them from being blown away by the wind.