Propulse Photochromic UTMB

The Propulse UTMB is a bi-lens running sunglasses created in partnership with UTMB. It brings race-grade anti-fog ventilation and self-interchangeable lenses to trail running and mountain sport, with full RX solution compatibility for prescription athletes competing in the most iconic ultra-trail events. The ImpactX Photochromic lens transitions automatically as conditions change — ideal for mountain sport, trail running and road rides where light shifts constantly.