Shift Split MAG Sunglasses Matte Black | Photochromic Lens:Photochromic clear to gray A warm and comfortable merino

A warm and comfortable merino base layer for the coldest months of the year

Composition: 53% Recycled Polyester / 47% Polyester

the tough-as-nails Sintered 4000 is fast

Powerlock Spyne:

Shift Split MAG Sunglasses Matte Black | Photochromic Lens:Photochromic clear to gray A warm and comfortable merinoGeared for speed. The Shift Split MAG gives cyclists and runners every performance advantage possible, from the superlight frame down to the nose piece. The coolest feature is no doubt the interchangeable lens technology. Snap the magnet on the side for quick, fingerprint free lens changes. These Smith sunglasses come with one clear lens as well a color enhancing ChromaPop lens. Flatter than most performance eyewear, the 5 base frames stay put with a