509 Evolve Non-Insulated Shell Monosuit

Take on the mountain with the all-new 509 Evolve Mono Suit Shell—designed for aggressive riders who demand top-tier performance and protection. Featuring the advanced 5FLEX Laminate Shell, it delivers 10K/10K waterproof breathability, ergonomic mobility, and reinforced knee zones with built-in pads for impact and heat protection. Built for freedom, durability, and all-day backcountry adventures.

The 509 Evolve Monosuit is non-insulated outerwear:

Features:

• 5FLEX stretch shell with 10K/10K waterproof, breathable, impact, and tear-resistant protection with flexibility for full range of motion
• Fully seam taped with reinforced seams and C0 DWR (PFAS-free) for superior water shedding
• YKK Aquaguard zipper
• Arm pocket with goggle sham and wrist gaiters
• 300 gsm Aurora waffle fleece insulation keeps seat dry and warm for all-day comfort, even in wet conditions
• Ergonomic and anatomical patterning with reinforced knees and lower hem for durability and protection during aggressive riding
• Built-in knee pads protect from impact and heat; 3/4 leg zips and boot gaiters allow easy on/off
• Core zippered vent
• Cathedral handwarmer pockets for extra storage
• Zippered chest and internal pockets for essentials
• Internal suspenders
• Fixed alpine hood
• Snowmobile tether ring