The Supreme Plus Winter Pool Cover is specifically designed for oval above ground swimming pools, measuring 18 x 33-ft. Made from durable polyester material, this cover is suitable for providing winter protection to your pool. With the brand's reputation for quality and reliability, you can trust that your pool will be well covered and shielded from the harsh winter elements with this Supreme Plus cover. Compatible with above ground pools, this cover is a must-have accessory for any pool owner looking to keep their pool in top condition throughout the winter months.