【Protection】: This binocular cover is dustproof, waterproof, and scratch resistant, providing added protection for your binoculars. It helps keep your equipment in optimal condition. 【Material】: Made from durable plastic material, this binocular cover ensures long-lasting use. It is safe and reliable for everyday handling. 【Easy Installation】: The installation is simple—just attach it to the lens using the included ring. No tools or complex steps are required. 【Craftsmanship】: Designed with quality workmanship and a practical structure, this protective cover offers both professional appearance and functionality. It is built for user convenience. 【Replacement】: Ideal as a replacement for worn or damaged binocular covers, this accessory features a precise fit and high-quality construction. 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.