Ugly Fish PN3441 Bifocal Eclipse Polarised SunglassesTheres nothing worse than copping an eye full of UV rays while swapping your sunnies for specs to bait up the next line, just ask any vision impaired fishermen. In light of this, Ugly Fish have combined sophistication, safety and style to create the Bifocal range; the ultimate set of sunnies for anyone who wears reading glasses. Bifocal Lens A nylon lens with the addition of a bifocal reader. Nylon is an extremely tough and impact resistant material