Oakley Sutro Prizm Bike Sunglasses Size:One Size Firefighters across Canada swear by

Firefighters across Canada swear by the kick-off ease of Blundstone steel toe work and safety boots

2-hole secure t-nut mounting

Adjustable waistband with fast-action concealed buckles

Durable exterior with a lightweight in-molded shell

Oakley Sutro Prizm Bike Sunglasses Size:One Size Firefighters across Canada swear byDesigned with performance in mind, Sutro gives cyclists a bold and versatile look that they can confidently wear on and off the bike. F Durability and all day comfort of lightweight O Matter frame material Unobtainium nosepads increase grip with perspiration to help keep the eyewear securely in place. Prizm lenses are designed to enhance color, contrast and detail. S Light Transmission: 20% Light Conditions: Medium Light Contrast: Increased Base Lens