Dr. Nesty, optometrist, enlisted the assistance of pro fishermen Rick Clunn and Stacey King to design a line of polarized glasses. These sunglass frames are lightweight yet rugged, and have all the features fishermen need. The Mossback? lens tint is a Solar Bat exclusive, and unsurpassed for sight fishing. Sunglasses come with case and limited warranty. Frame features ventilation holes and a totally adjustable TGF nosepiece-small to average fit. Gray lenses are ideal for bright sun. Amber lenses are suitable for wear in medium sunlight. Mossback? lenses are unsurpassed for sight fishing. Mossback? gradient lenses are the ultimate fishing tint to meet all light conditions. Prescription range +3.00 to -3.00 with up to -2.00 cyl -- you must furnish a copy of your prescription, with doctor's signature and pupillary distance. Fax your prescription with doctor's signature to 417-873-5056, Attn: Solar Bat.