How to Choose Insulated Outerwear

Designed with technical details to keep you comfortable on the mountain, the men's Helly Hansen Alpha 4.0 insulated jacket offers just-right warmth and weather protection for all-day shred fests.
Imported.
View all Helly Hansen Men's Synthetic Insulation Jackets| Best Use | Snowsports Snowboarding Downhill Skiing  | 
|---|---|
| Fabric | 85% polyamide/15% elastane  | 
| Lining Fabric | 100% recycled polyester  | 
| Windproof | Yes  | 
| Waterproof | Yes  | 
| Type of Waterproofing | HELLY TECH Professional  | 
| Insulated | Yes  | 
| Insulation Type | Synthetic  | 
| Insulation | PrimaLoft Black Ocean Recycled  | 
| Warmth | Warmest  | 
| Hood | Yes  | 
| Thumbholes | Yes  | 
| Powder Skirt | Yes  | 
| Ventilation | Pit Zips  | 
| RECCO Reflector | Yes  | 
| Back Length | Hip-length  | 
| Back Length (in.) | 29.7 inches  | 
| Gender | Men's  | 
| Weight | 2 lbs. 7.5 oz.  | 
| Sustainability | Product meets the bluesign® criteria Contains recycled materials  | 
| XS | S | M | L | XL | XXL | XXXL | 28 | 30 | 32 | 33 | 34 | 36 | 38 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chest | 36.5 | 38 | 40.5 | 43 | 46 | 49 | 50.5-53.5 | |||||||
| Sleeve Length | 31.5 | 32-33 | 33.5 | 34.5 | 35.5 | 37 | 38-38.5 | |||||||
| Waist | 31.5 | 33 | 35.5 | 38 | 41 | 44 | 45-48 | 28 | 30 | 32 | 33 | 34 | 36 | 38 | 
| Hip | 36 | 38 | 40 | 42.5 | 45.5 | 49 | 50.5-53.5 | |||||||
| Inseam | 30.5 | 31 | 32 | 32.5 | 33.5 | 34.5 | 35-36 | 32 | 32 | 34 | 34 | 34 | 36 | 36 | 
Measurements are stated in inches unless otherwise indicated.
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Love this HH jacket - lots of features and warm. Skiing in Winter Park CO with night temps @ -13 with layers underneath it did great. High quality.