Oakley Flak XS PRIZM.

Specially engineered for youth faces, Flak® XS features the same innovations that athletes have grown to expect from the Flak® family. The lightweight yet durable O Matter® frame offers all-day comfort with Unobtainium® earsocks that maintain a no-slip grip.

Frame Fit
Lens Width.........................59 mm
Bridge Width.......................16 mm
Lens Height........................34 mm
Temple Arm Length...........139 mm