Description If you are looking for professional and affordable objective lens caps, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features - Color: Black. - Material: Rubber. - Size: 12.00X6.00X1.00cm/4.72X2.36X0.39inch. - Note: objective lens inner diameter：51.71mm, objective lens outer diameter：45.40mm; eyepiece inner diameter：41.11mm, eyepiece outer diameter：44.88mm. - Dust-proof, waterproof and scratch-proof, provide extra for your binoculars. - Made with high-grade and safe rubber material, rest assured 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 protective. - Special design and it is in fine craftsmanship. It is the best replacement for your old, broken one. Dust-proof, waterproof and scratch-proof, provide extra for your binoculars. Made with high-grade and safe rubber material, rest assured 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 protective. Special design and it is in fine craftsmanship. It is the best replacement for your old, broken one.