BERTONI Glacier Polarized Sunglasses for Mountain Hiking Trekking Ski mod ALPS Italy: Maximum protection in extreme conditions against wind, bad weather and hard sunlight with leather side shields with anti-misting aerators and removable nose-bridge protection . Dimensions (mm): Lens (W-H): 55-50, Frame (L-W-H): 138-138-52 , Bridge 20 – Extremely light,  weight: 20gr. (0,70 oz). Polarized antireflection lens reduces reflections of horizontal surfaces like snow , ice, water - 100% UV protection. Photochromic Polarized Smoke that adjusts to the brightness (VLT from 32% to 12%, blocks from 68% to 88%). Curved, wrapping, flexible arms hold securely making grip at the tip of the arms : keeps the sunglasses from slipping providing comfortable fit that doesn't stick to hair. Pack includes: case, soft pouch made in microfiber for cleaning operations, elastic cord, cartoon case.