Flak 2.0 XL Sunglasses Size:One Size Classic fit—an all-around classic fit

Classic fit—an all-around classic fit that’s not too tight for maximum comfort

or by the pool

Designed for runs from every day to race day

170 lumens

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Flak 2.0 XL Sunglasses Size:One Size Classic fit—an all-around classic fitThe XL edition offers a standard size frame with enhanced lens coverage, and every millimeter of the peripheral view is optimized with High Definition Optics in a durable yet lightweight design that takes performance to the next level and brings style along for the ride. _________________ Lightweight O Matter frame material with ellipse metal icon accents Unobtainium earsocks and nosepads for increased comfort and performance 8. 75 base lens geometry