Multi-Layer FMC Coating Optical Lens: binoculars adopt FMC multi-layer coating BAK7 prism technology, which can achieve excellent light transmittance and avoid image distortion. It can provide perfect image clarity and color reproduction even in low light conditionsHigh Power Binoculars : 10x magnification and 22mm objective lens, wide viewing angle, the field of view is extended from 100 meters to 1000 meters, you can also see a wide field of view from 328 feet to 3280 feet in diameter, which is very suitable for daily use and most outdoor environmentSafe and Durable Material: children's binoculars are made of environmentally friendly, harmless and non-toxic materials, and high-quality soft rubber surrounds the eyepieces to protect the eyes, so it will not harm you and your children's eyes or face. Perfect for bird watching, camping, theater, boating, hiking, traveling and enjoying the wildernessWaterproof and No-Slip: The lens of HD waterproof binoculars has an O-shaped sealing ring, which can prevent moisture, dust and debris from entering, and effectively inhibit internal fogging. There is an extra coating around the eyepiece to provide better protection. A firm non-slip neck strap cord and flannel bag to protect the appearance and prevent falling, providing you with the best user experience