• Caddis progressive lenses seamlessly transition from no magnification at the top to your preferred magnification at the bottom, allowing you to see both near and far. Plus, like all of our lenses, they 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.