Neven John Wayne Polarized Sunglasses ESS Replacement Lenses Abrasion ratings are based on

Abrasion ratings are based on the number of cycles required to abrade through the sample glove

Axil / Sportear Trackr (Including BLU)

Nylon back for abrasion resistance

The HiViz 2

Transition from -44° to 76°

Neven John Wayne Polarized Sunglasses ESS Replacement Lenses Abrasion ratings are based onIn the famous words of John Wayne, Tomorrow hopes we learned something from yesterday, and what we learned is that John Waynes are the quintessential sunglasses for active lifestyles. Anonymous claims state that you will run faster, jump higher, and look a heck of a lot cooler. Made with upgraded, ultra light, ultra flexible TR90 material to enhance the quality even more. Oh, and these hinges WOW FEATURES INCLUDE Frame size: Small Finish: Rubberized