Tenaya RangePowerful paired magnets, a deep frame channel and a curved down end piece give Tenaya lenses extra retention stability. The temples bend behind the ear to fit securely and comfortably while distributing pressure across the entire length of the temple. The bridge is short to maximize airflow. And while Avalanche is all about compound curves and mass, and Headwall is about being lightweight, Tenaya's good looks stem from sleek lines and aerodynamic