Smartwool Classic Thermal Merino Base Layer 1/4 Zip – Women's Color:Purple Iris Heather and odor resistance across full

and odor resistance across full ski days

400g Thinsulate keeps you warm through stationary glassing sessions or long slogs

while strategically placed vents and wicking fabric in the crown keep you cool and dry

27mm heel / 21mm forefoot stack with a 6mm drop sits in the moderate range — works well for neutral to mild-stability runners

- Breathable knit and air-mesh upper with a women-specific fit

Smartwool Classic Thermal Merino Base Layer 1/4 Zip – Women's Color:Purple Iris Heather and odor resistance across fullCold weather trail runs, winter hikes, and frigid camp mornings this is our go to heavyweight merino base layer for women who don't slow down when temps drop. 100% merino wool in an interlock knit regulates body heat and kills odor naturally, no matter how hard you're working. The quarter zip lets you shed heat fast without stopping to strip layers. 100% merino wool interlock knit delivers real warmth, moisture management, and natural odor resistance