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Ultimate VIII SO Hooded Jacket - Men's
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Ultimate VIII SO Hooded Jacket offers breathable windproof protection and alpine-ready features
What Our Gearhead® Experts Are Saying:
"This is my go-to shell for alpine layering in high-output conditions. It blocks wind like a fortress but breathes better than most softshells I've worn. Great stretch, smart pocket layout, and the hood fits over my helmet perfectly."
From high-alpine ridgelines to wind-swept summit pushes, the Ultimate VIII SO Hooded Jacket gives us a serious edge against the elements. Mammut equipped this piece with GORE-TEX WINDSTOPPER® fabric backed by a breathable 3D moisture-wicking structure—delivering storm-worthy protection and ventilation in one alpine-tuned package.
The softshell-style fit moves with us over rocks or on rope, while technical details—like the helmet-compatible hood, reinforced peak, and thumb loops—support comfort and utility on big objectives. With multiple zippered pockets, underarm venting, and a two-way front zipper, this jacket balances toughness with thoughtful performance for the fast-moving mountain athlete.
Details
- Softshell jacket for alpine missions and fast-paced layering
- GORE-TEX WINDSTOPPER® blocks wind while remaining breathable
- 3D backing structure improves airflow and wicks moisture
- Helmet-compatible hood with reinforced peak for visibility
- Two-way zipper with storm flap for added weather protection
- Zippered chest and hand pockets keep essentials secure
- Adjustable hem and cuffs with thumb loops for a dialed fit
- Made from 100% recycled polyester with PFC-free DWR
- Item #MAMU65O
- Responsible Collection
- Recycled/Repurposed, Bluesign Approved (fabric)
- Material
- [membrane/laminate] GORE-TEX WINDSTOPPER (3-layer), [face fabric] 100% recycled polyester, PFC-free DWR finish, [lining] 100% recycled polyester
- Waterproof Rating
- 28,000mm
- Seams
- fully sealed
- Fit
- regular
- Length
- hip
- Hood
- adjustable, reinforced peak
- Pockets
- 2 zippered hand, 1 zippered chest
- Venting
- 2 zippered underarm
- Thumbholes
- integrated thumbloops
- Claimed Weight
- 1lb 3.71oz
- Activity
- ski touring, mountaineering, ice climbing, hiking
- Manufacturer Warranty
- limited 2 year

Rise With The Mountains
Mammut has always been there since 1862. Each piece of gear is created with a spirit of innovation and Swiss quality. Mammut is made for the mountains, not the streets.