Clear Vision with High PowerIt's designed with 10x high power magnification and 42mm wide-angled big objective lens, large eyepieces offer you 307ft/1000yds large field view when viewing the world, gives you the highest enjoyment.^ Premium BAK4 FMC for Superb Visual ClarityPremium large BAK-4 Prism and fully multi-coated objective lens and eyepiece ensures that the image you view will be more brightly and sharply, offer the best option for any outdoor lovers whom like outdoor adventures.^ Portable and Easy to FocusIt comes with a nylon mesh strap carrying bag that makes it portable and easy to carry. And with a textured central focusing wheel, you can adjust it easily when you stare through the lens and then adjust right eye lens smoothly until you get a clear image.^ Waterproof, Fog-proof and Anti-slip GripBuilt with an ergonomic soft rubber body design, anti-slip and easy to hold. Use the waterproof and fog proof material, which means they can withstand heavy rainwater.perfect for daily use and most outdoor environment like stargazing, bird watching, hiking, camping