Here's what other sites are saying:
For the classic, sleek, simplistic frame you've been craving, turn to Optic Nerve's Hell Camino sunglasses. The durable frames fitted with Tactilite rubber won't slip off of your nose and your lenses won't fog up thanks to active lens vents that provide air circulation.
- Mountain Gear
Cool, comfortable, and lightweight, the lenses of the Hell Camino PM sunglasses adjust from lighter to darker depending on the amount of sunlight or UV exposure. Lens venting allows air to circulate so you stay cool when conditions are hot.
Optic Nerves high impact polycarbonate lenses offer 100% UVABC protection and Focal Point Lens technology for superior optical clarity. TR90 Grilamid nylon frames offer great fit and finish. No Hassle Lifetime Warranty.
- Vargo Outdoors