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Our model is 185 cm tall and is wearing size L

Y MountainLine Bold 3L Shell Jacket Men

Designed for high-output mountain activities
Highly durable with Bega Membrane Bold Pro™ technology
Free movement, even with a harness, backpack, and helmet
Mango Yellow / Dark Shadow Grey
This is a product catalog, purchasing is currently available in Norway, Sweden and Germany.
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A high-performing, durable shell jacket designed for mountaineers seeking maximum functionality in rough weather conditions.
Water protection
Withstands heavy rain showers
Wind proof
Full wind protection
Excellent breathability
For high activity levels


Y MountainLine Bold 3L Shell Jacket is a fully rigged shell jacket designed for mountaineers who seeks maximum functionality in a strong, reliable, and high performing construction. The perfect piece for high-output mountain activities in rough weather conditions. Its highly durable fabric construction, with 100% recycled polyamide, is featured with Bega Membrane Bold Pro™ technology. This material gives sovereign wear resistance and weather protection. The athletic fit with prolonged back is tailored for free movement, also when wearing a harness, backpack, and helmet. And when speaking of helmet, the three-way hood tightening with an inner seal brim makes it quick and easy to obtain comple...te weather protection to neck, head, and lower face, both with and without your helmet on. Generous ventilation zips placed under the arms gives excellent airing options. You may even put your arms through to wear the jacket as a west on warmer days. Two spacious napoleons pockets with extendable volume gives plenty room for your stash and gadgets. For safety, the inner pocket is equipped with an attachment hook. If you are looking for a sturdy, strong, and reliable shell to wear any day in the mountains, Y MountainLine Bold 3L Jacket is you companion to go with.
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Made for

  1. Ski Touring and Mountaineering

Also great for

  1. Ski Touring
  2. Hiking


Sizes: XS-XXL

Weight: 600 g

Fabric details: 3-Layer material; 100% recycled Polyamide face fabric, Bega Membrane Bold Pro™ and 100% Polyamide backing. This fabric construction provides you a waterproofness of 20.000 mm and a breathability of 20.000 g/m2/24h. Bega Membrane Bold Pro™: highly durable fabric construction, ideal for rough use in harsh weather conditions. Offering strong protection against wind and water combined with great breathability and comfort during high activity levels. Comfortable and quick-drying moisture absorption material on chin protector and neck. Product contains bluesign® APPROVED trimmings. For more information on materials and technologies, click the “technology” tab.

ProductDescription: Y MountainLine is cutting-edge products designed to keep you comfortable and confident on your heaviest, toughest, and steepest mountain adventures. With the most advanced material technology at our hands, we have constructed some of the highest performing garments there are. Outstanding one by one, unbeatable layered together.

Hood: Ski helmet compatible, fixed hood. Triple adjustment storm hood with an inner seal brim for complete weather protection to your head, neck, and lower face, both with and without helmet.

Pockets: Zippered napoleon chest pockets with fold for extra volume, compatible with climbing harness and backpack. Zippered inner pocket with key hook. Inside stash pocket.

Ventilation: Long 2-way underarm zip vents, with double function so you can put your arms through the openings and wear the jacket as a vest on warmer days.

Additional features: Shaped sleeve hem for extra protection of the back of the hand. Velcro cuff adjustment. Flap behind front zipper with extra fold for water drainage. Articulated elbow section for excellent freedom of movement. No shoulder and side seams for less friction and chafing. One-hand elastic drawstring at hem. Extended back panel and extra length on cuffs for better protection. Reflective details. Extra-large zip pullers for good grip with gloves. Matt finish YKK WR zippers.


  1. Bega Membrane Bold Pro™

Bega Membrane Bold Pro™

Top performing, super durable and reliable shell construction designed to keep you dry, comfortable and safe in demanding terrain and weather conditions. Bega Membrane Bold Pro™ is by far our strongest and most powerful option for advanced outdoor activities like ski touring, high altitude mountaineering and climbing, and winter expeditions in general. On such adventures, the quality of your equipment is a significant factor in your safety. This rugged textile quality is therefore thoroughly tested and approved by professionals.

  • Outer fabric – Super durable, highly protective, WR-treated
  • Bega Membrane – Highly waterproof, windproof, highly breathable
  • Backing fabric – Strong, breathable, and protective

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