M Momentum Vest

Make winter runs warmer in our men's insulated vest — designed with heat-trapping insulation, breathable zones to prevent overheating, water-repellent fabric, and zippered pockets. Best for: Winter running Cold weather Layering Features 100 gm insulation Water-resistant shell fabric Zippered pockets Stretchy thermal side panels for mobility and breathability Warm pocket linings Fit: Semi-fitted Follows the shape of your body, with some breathing room for unrestricted movement. Care Instructions: To keep your Brooks gear looking and performing its best, machine wash separately before wearing, try not to use fabric softeners and tumble dry on low heat. Men's Apparel - New Size and Fit Guide Everything we do is by runners, for runners - each and every one. And we believe our clothes should simply fit well. We've updated our apparel sizing for our new collection. You'll find these are the most runner-friendly fits, regardless of your build. Whether your're new to Brooks (welcome!) or a long-time Brooks fan (thanks!), please review the new size chart below. Oh, and sizing on BrooksRunning.com is displayed in US sizes only. Men's Body Measurements (inches) XS S M L XL XXL Chest 33-35 35-37 37-39 40-42 43-45 46-49 Waist 28-30 <td style="border-bottom:none; border-left:none; border-right:none; border-top:none; text-align:center; vertical-al