Features: Real optics 8x21 Kids Binoculars Soft rubber protect eyes Made of enviroment friendly material Lightweight, portable and compact Fpldable to match eye to eye distance Specification: Magnification: 8X Size: 3 7 x 2 1 x 3 6 in Weight: 0 53lb Objective Lens Diameter: 21 mm Ocular lens Diameter: 18 mm Focus System: Center Application: Explore the nature Watch animals in the wildlife Watch birds Be perfectly equipped for trips (hiking, camping, zoo, stadium ) Star gazing & Moon Watching How to Use: 1 Close your right eye and find an object with your left eye Rotate focus wheel until the image is sharp and clear 2 Open your right eye and close your left eye Rotate the right eyepiece until the object is sharp and clear 3 Open both eyes, you should now have a perfect focus To focus other objects, please adjust the center focus wheel