8X21 Kids Binoculars have 8X magnification, 21mm objective lens, large eyepiece, and it is covered with BAK4 prism texture, which can provide you a wide and amazing view. Soft rubber surrounded eyepieces can protect children eyes and faces. Made of rubber armor, giving you a comfortable touch and ensuring durable. Every inquisitive kid should own a toy binoculars! More Features: ?Super magnification of 8X with an amazing view, easy to focus the leaves of a tree 100 yards away. ? FMC prism green coated optics system can control optical reflection to create crisp and colorful images. ? Non-slip scratch and ergonomically patented designed to fit the hands of children. ? See the entire visual field for capturing objects easily with 7.2 viewing angle. ?Extra coating surrounds the eyepieces providing better protection of the lens during falls. ? Easily Adjusted to match the eye distance gap for each child. ? Soft rubber-surrounded eyepieces can protect their eyes or face from hurting. ? Durable rubber coating binoculars can withstand drops and falls on floors absorbs shock. ? Perfect gifts for kids birthday, holiday, or Christmas. ? Great for bird watching, learning, hunting, theaters, boat rides, hiking, traveling and enjoying the wilderness! Specifications: Material: Rubber, plastics Parameters: 8x21 Optics Prism Type: BAK4 Eyepiece diameter: 14mm Exit pupil distance: 12mm Objective lens diameter: 21mm Exit pupil diameter: 2.75mm Field of view: 128m/1000m