Smith Pursuit Glacier Sunglasses Color:Matte Slate | ChromaPop Glacier Photochromic Copper to Gray with Red Mirror The triple norm certification means

The triple norm certification means you can climb

Weight: 257 Grams (114 links) Closing Link: PowerLock™ tool-less connecting link Pin Treatment: Chrome Hardened Pins Rivet Type: Hollow Pin Compatibility: Industry-standard 10 speed systems

these bad boys pack down tight for your long adventures while also providing you light weather protection with the DWR treated finish and ultralight wind barrier

Paired with the best skin glue in the industry

Talk about shrinkage

Smith Pursuit Glacier Sunglasses Color:Matte Slate | ChromaPop Glacier Photochromic Copper to Gray with Red Mirror The triple norm certification meansFrom Rainier's Emmons Glacier to Colorado's Holy Cross Couloir, these shades are best in class. They blend goggle like coverage with the airflow and easy to wear feel of sunglasses that perform while you're climbing and descending. Upgrading to the ChromaPop Glacier Photochromic lens is a must for when the light goes flat. A Photochromic lens adapts to changing light conditions and delivers color and contrast boosting performance. Removable, magnetic