Rudy Project Horus Anthracite/graphite With Smoke Black Lenses Product Features: Point to the icons to your right for a detailed description. QUICK CHANGE This product has an interchangeable lens system so you can change lenses to manage any light condition. RP-D-CENTERED The lenses in this product incorporate our patented RP D-Centered optics which give you crisp, clear optics at all times. RX PROGRAM Rx Friendly! This product is Rx-able either in the lenses or with an optical adapter. See more details at the bottom of this page. ADJUSTABLE NOSEPIECE One of the staples of our sport eyewear is complete adjustability with the nosepiece to fit any face with comfort! SAFETY PROJECT Another staple of our sport eyewear is the safety hinges that are hidden and provide more safety during a crash. T-LOCK Patented anti slip t-lock temple tip fastening system ensures your tips stay on at all times. Rudy Project Horus Anthracite/graphite With Smoke Black Lenses