Gargoyles Performance Optics are sunglasses with protection. ANSI Z87.1+ protection is at the center of the Gargoyles design philosophy and why every Performance style meets or exceeds all requirements of the standards. Eyewear in this tier of protection can endure high mass and high velocity impacts, offer superior coverage and provides optimal optical clarity. Great for any action sports activity. Cardinal, Pursuit & Unit have adjustable nose pieces.|Rampart, Prevail, Shield, Squall, Stakeout & Wrath have rubber nose pads.