proof, waterproof and scratch- proof, provide extra protection for your. Made with high- grade and safe rubber material, rest to use, useful and reliable. This objective lens caps are very easy to install and simple to operate, giving you huge convenience. Exquisite workmanship, reasonable structure, professional and practical, excellent and. design and in fine craftsmanship. the best replacement for your old, broken one. and never used Fits telescope with Inner diameter 52-55MM Friction fit over objective lens tubes Easily removable Protects lenses from dust/dirt Hang down when binocular is in use Specifications: B: Eyepiece cover inner diameter 42-45MM total length 13MM + objective cover 52-55MM Colour:Black Material:rubber Package Contents: 2 x Telescope Objective Protective 1 x Eyepiece Lens Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.