zonula clarity. the zonula clarity combines ultimate function with a more sustainable approach to production to deliver goggles with ultimate usability. an exceptionally large field of view and easily interchangeable toric lenses with clarity technology make the ski goggles ideal for everything from ski racing to days with friends on the piste or in the backcountry. soft frame outriggers make the goggles easy to handle without touching the lenses and allow the lenses to be changed simply by squeezing the outriggers. the goggle frame and strap are constructed using 47% bio-based materials by weight, balancing strength and durability with reduced environmental impact. a choice of clarity lenses is available to ensure optimum vision in a wide variety of light conditions.