• All Caddis lenses are designed to block blue light while reducing smudging and glare.
• Quality you can feel: premium, durable materials, thoughtful designs, and careful craftsmanship.
• Your Caddis frames come nestled on top of a soft, custom-designed microfiber bag for storage.
• Try ‘em out, and if you’re not satisfied, we’ll exchange them for another pair — free of charge.

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 giving up that easily…but trust us when we say they’re “timeless.” Sidebar: we've gathered that the words engraved across the tops of some of our frames aren't for everyone. That's okay. For those of you picking up what we’re putting down...maintain radio contact. I read you Houston…and come in Tokyo.

• Vintage-inspired style with a large fit.
• Top of frame is engraved with “Willie” and “Waylon” in Morse code.
• Metal bars embellish the front of the frame at the temple.
• Sturdy 3-barrel hinges ensure security and stability.

• Frame: Premium bio-based, high-density acetate.
• Hardware: Custom alloy metals.
• Lenses: Proprietary Frq blue light filtering CR39 lens.