Here's what other sites are saying:
Roger That acts as a glacier glass that has removable side shields so you can wear them as a polarized optic without having to purchase a separate eyewear. Tactilite rubber nose rests and adjustable temple tips for a snug fit.
- Vargo Outdoors
Your mission is to conquer sunlit expanses of glacier, and when you do so, be sure to protect your eyes with the Roger That sunglasses from Optic Nerve that filter out sunlight and glare with mirrored polarized lenses that filter out nearly all refracted light. Fit the frames to your face for constant lightweight comfort with light Grilamid nylon frames fitted with adjustable wire core temples and removable TPX rubber side shields.
- Mountain Gear