These polarized knot tyers have superior fit and function. The magnifiers are properly placed at the bottom of the lenses and will not be in your way until you need them to read fine print or tie a knot. The lenses are 8 based polycarbonate scratch resistant and propel water off. The nylon frame is durable and lightweight for comfortable all day wear and eye protection.
*Polarized Lenses With Built in Magnifier at Bottom
*l00% UVA/B Protection
*Lens Size: 63.5 mm by 38 mm, Temple Length 128 mm
*Fit Medium to Large Size Heads
*Come With Free Lanyard, Hard Zip Case, and Microfiber Cleaning Cloth