This perfect moisture-wicking base layer is buttery soft, allowing you to move effortlessly through any environment without chafing or overheating. A versatile do-it-all stretch top, the Butter™ ½ Zip fights odor so you can wear it on repeat before it hits the wash. Featuring a center front half-zip for easy venting and low-profile thumb holes, it is a must-have for long days on the trail or all-day travel.
Uses: Expeditions, Ice Climbing, Basecamp, Skiing/Snowboarding, Winter Camping
Product Pitch: The perfect moisture-wicking base layer with a buttery soft feel.
Features: UPF 50 fabric filters harsh UV rays|anti-odor and moisture wicking properties|Half zip for easy venting and on/off|Low-profile thumbholes|Fit to be great for layering|MHW logo heat transfer logo at bottom left hem
Fabric Body: Brushed Jersey Knit: 85% Polyester, 15% Elastane
Size & Fit Assets: Mens-Tops
Benefit: Moisture Wicking Stretch UPF 50
Activity: Basecamp Expeditions Ice Climbing Skiing/Snowboarding Winter Camping
Benefit: Moisture Wicking Stretch UPF 50
Fit: Standard Fit
Center Back Length: 27 in / 68.6 cm
Product Class: Knit Top HZ
Activity: Basecamp Expeditions Ice Climbing Skiing/Snowboarding Winter Camping
Fabric Body: Brushed Jersey Knit: 85% Polyester, 15% Elastane
Style Variants
Available Colors: Thunderhead Grey, Stone Green Treecover Print, Black
Size Reference for Mountain Hardwear Up™ Long Sleeve Half Zip
Available Sizes: S, M, L, XL, XXL





















