the Fission SV maximizes warmth and manages moisture when your hands start getting sweaty

provides greater warmth

Made of soft premium leather

extremely light and compressible

Smith Guide's Choice head the Fission SV maximizes warmthThe Guide's Choice has been re imagined to exceed the needs of our most demanding customers. Incorporating our most advanced eyewear technologies, this style boasts wide temples and an aggressive wrap for superior light protection. Add to that premium Italian spring hinges, megol nose and temple pads, a detachable sunglass leash, and premium 8 base ChromaPopTM and TechliteTM glass lenses, the Guide's Choice is engineered for those that truly pursue