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The 509 Allied Insulated Bib (Ultrabeast) delivers maximum warmth, mobility, and durability for snowmobile, snow sled, and snow machine riders who push deep into winter terrain. Featuring the advanced 5FLEX stretch-laminate shell, this bib provides 10K/10K waterproof-breathable protection with exceptional tear and impact resistance—allowing riders to move freely while staying shielded from the elements.
A zoned insulation system combines 200g Synloft quilted insulation with ultra-soft Aurora microfleece waffle fabric in the seat zone, delivering premium warmth where it’s needed most. The bib is fully seam-taped with reinforced stitching and finished with PFAS-free C0 DWR to shed snow and moisture through the harshest riding conditions. New F.I.T. protection (Float, Impact, Thermal) enhances knee comfort and safety, while 3/4-length YKK Aquaguard leg zippers make gearing up quick and easy.
With strategic insulation mapping, rugged construction, and advanced protection technologies, the Allied Insulated Bib in Ultrabeast is built for riders who demand all-day performance and all-conditions confidence.
Snowmobile riders choose the Allied Insulated Bib for its flexible 5FLEX waterproof shell, advanced thermal mapping, and F.I.T. knee protection—delivering dependable warmth, durability, and unrestricted movement in extreme winter conditions.
