Shift XL MAG Performance Sunglasses Eyewear A backside head tube strap

A backside head tube strap attachment increases load stability

and aero fit

bold and ready to party

The spacious

Shift XL MAG Performance Sunglasses Eyewear A backside head tube strapFull speed ahead. The Smith Shift XL MAG sunglasses are an oversized shield made for maximum coverage and performance on the bike and trail. Their wide shield coverage maintains full vision at speed while ChromaPop brings every detail of the road and trail to life with enhanced contrast and natural color. Smith MAG interchangeable lenses use a magnetic clip for quick, fingerprint free lens changes. Combined with a lightweight frame and non slip nose