Smartwool Classic All-Season Merino Base Layer Bottom Men's Instructional 5-liter reservoir with direct-zip hose

5-liter reservoir with direct-zip hose access ensures straightforward loading

61 oz) is Purple

Fit: Standard

track running and more

Torso Size 18" - 21" / 45

Smartwool Classic All-Season Merino Base Layer Bottom Men's Instructional 5-liter reservoir with direct-zip hoseA year round favorite, our Classic All Season Merino Base Layer Bottom works hard to keep you comfortable everywhere, from the ski lifts to the campsite. With an updated fit to improve functionality while enhancing aesthetics, these bottoms stay durable while 100% Merino next to skin keeps you comfy and ready for more action. This gear is built for four seasons of adventure. Features: Fit: Slim Our slim fit is intended to follow the contours of the