The Frame:

On Guard OG 230S

Side shields are integral to this frame.

Color: Matte Black, Matte Navy, Red

This is the Z87 version of the ProLine Circuit Frame.

Size: 54-22-135 Measurements: A Box: 54 B Box 32 ED 57 DBL 15 Temple: 135

• A Box is the horizontal measurement of the lens opening.
• B Box is the vertical measurement of the lens opening.
• ED is the longest measurement of the lens opening, usually on a diagonal from upper nasal to lower temporal.
• DBL is the horizontal measurement across the bridge (over the nose) of the frame.
• Temple is the length of the temple (arm, goes over your ears) as measured from the hinge break