The Root Cause Analysis is a high-density acetate frame, which means it’s created from the good, expensive stuff. The time-tested aviator shape originates back to a date that the Internet is just not letting up that easily…but trust us when we say, “timeless.”

A premium hard coating protects lenses, increasing durability and minimizing scratches.
Lenses include a high-performance water, dirt, and grease-repellent coating for easy maintenance and superior optics.
Premium, bio-based acetate frame with 3-barrel industrial hinges.
Vintage style, medium fit
An aviator frame shape ideal for oval, square, and heart faces.

Root Cause Analysis - Black

Available Options