42291 Features: -Binocular.-Unconventional styling that draws attention.-Allows users to both locate the viewing object and then zoom in to see fine details.-Porro-based design of the vektor series is compact and sporty.-Offers great optical and mechanical quality for the price.-Comes with a belt bag, lens caps and a carry cord.-5-15 x 21 Zoom.-BaK-4 prisms.-Lens diameter: 21 mm. Color/Finish: -Fully multi-coated for a sharp image and a high color fidelity. Dimensions: -Height: 97".