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Built to conquer the harshest mountain conditions, the 509 Evolve 2.0 Bib Shell is the next generation of backcountry durability, weather protection, and mobility. Designed for riders who demand serious performance, this rugged shell uses advanced 5FLEX fabric with mechanical stretch, full seam taping, and 300D reinforced zones for unbeatable protection where you need it most.
The Evolve 2.0 Bib features a PFAS-free C0 DWR for eco-conscious water repellency, a fleece-insulated seat for all-day warmth, and breathable Airmesh lining to wick away moisture. With full-length YKK Aquaguard leg zips, ergonomic fit, adjustable suspenders, and snow-blocking features like internal gaiters and boot tethers, this bib is your ultimate layer for aggressive mountain riding. Built for movement. Built for extremes. Built for the backcountry.