686 GORE-TEX GT Thermagraph Snow Jacket Emerald Green 2026

The only jacket that the Mammoth Unbound Park Staff trusts for over 200+ days on snow, the GT Jacket's durability has been upgraded with our exclusive Thermagraph® Active lining system to keep you going stronger and longer in any elements. A team favorite, the GT's durable GORE-TEX shell keeps the elements out while the Thermagraph Active® lining aids in heat and moisture management as your body heat changes throughout the day. 

WATERPROOFING: GORE-TEX

BREATHABILITY: GORE-TEX

• 2-Layer bluesign® Approved GORE-TEX 100% Recycled Nylon Fabric + PFAS Free DWR
• Thermagraph® Active Body-Mapped Lining System Featuring Graphene Fleece
• Pant Jacket Connect™ System
• Air-Flo™ Underarm Vents 
• Waterproof Center Front and Chest Pocket Zippers
• Attached Adjustable Powder Skirt with Lycra Stretch Panel
• Adjustable Hinged Helmet Compatible Hood
• Merino Wool Blend Inner Collar & Mouth Flap
• Phone Heater Pocket
• Zippered Pass Pocket w/ Key Clip
• Chest Zippered Pocket and Front Hand Pockets
• Inner Lycra Wrist Gaiters
• Adjustable Cuffs
• Graphene Grid Fleece Thermagraph Panel
• Adjustable Bottom Hem Cinch
• Pant Jacket Connect™ System
• Internal Goggle + Goggle Lens + Stash Pocket
• Internal Lip Balm Pocket
• Hood Link System
• Glove Link™ Inner Thumb Grip
• Tangle Free Headphone Loops
• Chest Pocket Inner Key Clip
• Fully Taped GORE-TEX Seams
• Helmet Compatible 
• Internal Pocket Count: 2
• External Pocket Count: 4
• 6-Pocket Design