Shimano Twinspark Sunglasses CE-TSPK2 (NEW)VERSATILE CYCLING EYEWEAR WITH A LARGE ONE PIECE RIDESCAPE HC LENS DELIVERS CLEAR VISION ON BRIGHT DAYS. FRAME Stiff half rim frame keeps lens in right place. Radiused temples with non slip pattern for secure fit and comfort. Change face to lens distance with the adjustable nose pad. Rilsan Clear G850 Rnew bio based polyamide frames use less petroleum. Dual injection molded, non toxic TPE, temple tips. LENSES RIDESCAPE HC high contrast lenses block