This comes with two strap sizes to fit pretty much all top tubes on the market

ride-long comfort• Single density

Featuring an oversize shield

ISIS Drive® system

With a new burly 38mm chassis

Oakley Sutro Lite Sweep Sunglasses - One Size Fits Most - Matte Black Przm Black Lens NoAusPost This comes with two strapSutro Lite Sweep blends the sweep lens shape first made popular by Eyeshade with the Oakleys popular Sutro frame design. A functional sport design with optimized coverage, extended field of view, retention and impact protection makes Sutro Lite Sweep the perfect choice for durability and all day comfort while making a bold statement. Select colorways come with vented lenses for increased airflow to help keep you cool no matter where the day takes you.