Smith went all out with the Riptide Polarized ChromaPop Sunglasses, and we're seeing a classic design with all the right features. The Riptide sunglasses offer Italian-made style and spring hinges that expand and fit at the temples, offering a snug and secure fit. Two lens options help fight glare, and both offer ChromaPop color and contrast enhancement. Smith sunglasses for medium coverage and an easy fitBoosted with ChromaPop polarized lensesEvolve bio-based frame material is light and tough6-base curvature offers a secure and wraparound fitMegol nose and temple pads offer a non-slip gripAnti-reflective coating improves clarity and reduces eye strainSmudge and moisture-resistant coating makes for easy cleaningPlease see size chart for lens tint informationLensChromaPopPolarizedyesFrameEvolve (bio-based)Nose/Temple PadsMegolHingespringCase Includedhard case, microfiber bagFace Sizemedium-largeBase Curve6Frame Dimensions[lens/bridge/temple] 57 / 18 / 145mmManufacturer Warranty[sunglasses, goggles] limited lifetime, [helmets] limited 3 years, [apparel, accessories] limited 1 year