509 Risers Elite Sunglasses YCRF_base_layers It lets you monitor your

It lets you monitor your power usage so your lights and sound system don't drain your battery

RIDER compatible with all terrain tires

Internal frame and rigid bottom provides support and protection

Materials: 50% Poly

a broad range of sizing options and Class 1 Panovision optics) and adds in the versatility and convenience of a modular helmet

509 Risers Elite Sunglasses YCRF_base_layers It lets you monitor yourWith a timeless look, the 509 Riser Elite Sunglasses seamlessly transition from light to dark with polarized photochromatic lenses so you don't have to take your hands off the handlebars. These lightweight, durable, do it all sunglasses feature a tough TR90 Swiss thermoplastic frame and acetate arms. All backed by a full guarantee and lifetime warranty. FEATURES Polarized FUSION 5 lens Lightweight Anti scratch coating TR90 frame Durable metal spring