You're a lot more confident in your cranking skills when you're cycling in the Ryders Eyewear Polarized AntiFog Crankum Sunglasses. Their spherical lenses eliminate visual distortion to minimize eye fatigue, and they eliminate glare and fogging thanks to VeloPolar and AntiFog technologies. Ryders Eyewear treated these lenses to resist water, oil, and scratches for long lasting protection. The semi rimless frame features sweat gripping nose pads and temple tips that you can adjust for a secure fit. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer andor birth defects or other reproductive harm.