The Ruby Project Graal Fyol are great cycling glasses Features include an adjustable temple, rubberized grip, and an easy interchangeable lens system. The eyeglasses are free of scratches, gouges, or flaws. Exciting note: Yellow cycling glasses are popular because they provide good contrast in low light conditions while protecting UV light, dirt, and debris. Many cyclists wear yellow lenses to protect their eyes from the sun. But is there a benefit to wearing these glasses? Yes, wearing yellow lenses is best for cyclists because it helps them see better in low-light conditions. The color of the lens blocks out blue light, which can help improve contrast and make it easier to see in the dark. Design: Graal Fyol Color: Gloss Brown Lens color: Yellow Right Arm: GF Graal Fyol SN 72--36 Left Arm: Rudyproject.com Made in Italy CE GF Condition: Excellent