Proof Warren Optical Glasses | Transition Grain/ClearThe Proof Transition Grain and Clear Warren Optical Frames are a classic boxier style frame. Designed to fit a wide range of different face shapes and sizes. It's the perfect mix of materials in a classic traditional style frame. The Warren is named after the dirt road that gives access to some of the best recreational areas found in the Payette National Forest. Each pair of frames comes a wood box for storage and a microfiber pouch to protect and