[Large field of view]: 369 ft/1,000yds&131m/1000M. 8x magnification, 21-millimeter objective diameter.
[Compact size]: 4.14x3. 62x2. 35inch, 0.38lb, foldable design, Mini pocket size, lightweight to carry with.
[Easy on focus]: Adjust by smooth "center-focus knob" And right eye lens, Easy on focus even for kids.
[Good quality]: Bk7 Roof Prism & FMC Green multi-coated optics offer more clear image.
[Warranty and Application]: We provide this 8x21 compact binoculars with worry-free 18-month warranty and 24/7 customer service. Perfect for adults, kids, concerts, theater, opera, plays, shows, travel, hiking, camping, outdoor sports games, bird watching, etc.--Any short distance viewing.