Men's Classic Thermal Merino Base Layer Crew SIZE:L the Ariel GTS 24 helps

the Ariel GTS 24 helps runners and walkers alike enjoy secure strides

Insulation is lined with Merino wool

while a buttery-soft and luxurious upper gives you a cozy and secure fit for all of your runs and workouts

Comfort focused molded heel

Men's Classic Thermal Merino Base Layer Crew SIZE:L the Ariel GTS 24 helpsIntroducing the upgraded Smartwool Men's Classic Thermal Merino Base Layer Crew. Crafted from 100% Merino wool, this fan favorite now features refreshed colors and an improved fit for enhanced performance and style. The new shoulder panels eliminate top shoulder seams, while the flatlock seam construction minimizes chafing. Add this top rated base layer to your winter gear and feel the difference during your next skiing, hiking, climbing, or biking