Features: Polyester with coated and electroplated outer layer delivers excellent resistance against weather conditions, preventing internal heat buildup and maintaining stable telescope temperature for consistent snowproof telescope cover Compatibility with most telescopes, suitable for both indoor and outdoor use in conditions like patios, yards, basements, and garages for flexible telescope cover applications. Flexible drawstring at the bottom creates a firm fit around telescopes, preventing wind displacement and delivering best stability in high wind conditions for consistent telescope cover security. Defends telescopes against dust accumulation, debris, and harsh weather, maintaining equipment clean and safe for indoor and outdoor telescope cover usage. Ideal for professional astronomers, amateur enthusiasts, and outdoor maintenance, providing flexible telescope cover in damp or challenging conditions without full removal. Specifications: Component:Polyester Size:39.4inch/50inch Package Includes: 1Pc Drawstring Telescope Cover note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.