materials: Made of waterproof fabric, it is rainproof and sun proof, with high strength, breathability, weather resistance, and tear resistance. It is easy to use and has a long service life. Protection: Helps protect hot tubs from rain, sunlight, leaves, and animals, helps keep the bathtub clean, and saves time by reducing the frequency of use. Easy to use: The bottom hem of the waterproof cover adopts a drawstring design, which is easy to fix and firm, lightweight and foldable, easy to store, easy to install and disassemble, and does not take up space for storage. Widely applicable: This square bathtub cover has a wide range of uses, including snow and frost protection in winter, dust and sun protection in summer, and leaf protection in autumn. It is multifunctional and versatile, suitable for all seasons; Suitable for outdoor hot tubs and hot springs. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.