Protection: This binocular cover is dustproof, waterproof, and scratch resistant, providing extra protection for your binoculars. It's an essential accessory to keep your equipment in optimal condition. Material: Made from durable plastic material, this binocular cover ensures long-lasting performance. You can rely on its safety and durability. Easy Installation: The installation process is straightforwardsimply attach it around the lens using the included ring. No additional tools or complicated steps are required. Craftsmanship: Featuring high-quality construction and a practical design, this protective cover is both reliable and user-friendly. Its designed for everyday convenience. Replacement: Ideal as a replacement for worn or damaged binocular covers, this accessory offers a precise fit and excellent build quality. Specification: 5.3 cm x 1 cm / 2.09 inch x 0.39 inch Size Chart: 10x42 Package Includes: 1 Set Binocular Lens Cap Note: Please allow slight measurement variations of 1-2 cm due to manual measuring.