Men's Intraknit Thermal Merino Base Layer Pattern Crew unisexvarsityretrot-shirt Set out on any hiking

Set out on any hiking adventure in the Altra Women's Olympus 5 Hike Mid GTX

FF BLAST™ MAX cushioning: Helps provide a lightweight and energetic ride

100% Merino wool interlock knit delivers thermoregulation

Engineered for technical terrain and ultramarathon distances

Smartwool's base layer bottoms are an excellent choice for outdoor activities like skiing

Men's Intraknit Thermal Merino Base Layer Pattern Crew unisexvarsityretrot-shirt Set out on any hikingWonderfully patterned and even more comfortable, the Smartwool Men's Intraknit Thermal Merino Base Layer Pattern Crew uses the latest and greatest technology to help keep you warm as you wander and get active. This Smartwool base layer is 3D mapped for a near custom fit and freedom of movement, while ribbed elbows provide extra flex room. New technology allows us to seamlessly knit mesh ventilation in gender specific zones designed to help keep your