Bushnell Perma Focus 8x 25mm Binoculars Magnification x Objective: 8x 25mm Fully coated optics for superior light transmission and brightness Focus-Free feature keeps the binoculars dialed in for instantaneous viewing Non-slip rubber armor absorbs shock while providing a firm grip Size class: Compact Compact, Perma Focus binoculars with 8x magnification and 25-millimeter objective lenses Fixed-focus operation dials in focus at any distance automatically Fully coated optics for improved clarity and light transmission Ergonomic rubber housing for a secure grip and shock resistance Designed for sporting events and nature observation; limited lifetime warranty