Waterproof and scratch-resistant, provides extra protection for your equipment. Made with high-grade and safe rubber material, reliable and easy to use. These objective lens caps are easy to install and simple to operate, offering added convenience. Fine workmanship, reasonable structure, professional and practical design. Excellent replacement for old or damaged lens caps. Never used. Fits telescopes with inner diameter 61-63mm. Friction fit over objective lens tubes. Easily removable. Protects lenses from dust and dirt. Hangs down when the binocular is in use. Specifications: A: Eyepiece cover inner diameter 42-45mm, total length 14mm + objective cover 61-63mm Color: Black Material: Rubber Package Contents: 2 x Telescope Objective Lens Covers 1 x Eyepiece Lens Cover Only the above package content; other products are not included. Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3cm.