How to Choose Insulated Jackets

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Insulated with recycled merino wool, the men's Smartwool Smartloft Vest wraps your core in lightweight, packable warmth. Its water repellent for days that aren't just cold, but drizzly too.
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View all Smartwool Men's Synthetic Insulation Vests| Best Use | Hiking Casual |
|---|---|
| Fabric | Shell: 100% nylon; side panel: 47% polyester/38% merino wool/15% elastane; insulation: 88% recycled/reprocessed wool/12% polyester (exclusive of decoration) |
| Lining Fabric | 56% merino wool/44% polyester |
| Windproof | Yes |
| Insulated | Yes |
| Insulation Type | Wool |
| Insulation | Smartloft |
| Hood | No |
| Back Length | Waist-length |
| Back Length (in.) | Unavailable |
| Gender | Men's |
| Weight | Unavailable |
| S | M | L | XL | XXL | |
|---|---|---|---|---|---|
| Chest | 36 - 38 | 39 - 41 | 42 - 44 | 45 - 48 | 49 - 51 |
| Sleeve Length | 31 - 32 | 32 - 33 | 33 - 34 | 34 - 35 | 35 - 36 |
| Waist | 29 - 31 | 32 - 34 | 34 - 37 | 38 - 40 | 41 - 44 |
| Hip | 36 - 38 | 39 - 41 | 42 - 44 | 45 - 48 | 49 - 51 |
| Inseam | 30 - 31 | 31 - 32 | 32 - 33 | 33 - 34 | 34 - 35 |
Measurements are stated in inches.
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