Get the layer that shifts through the seasons with you. Just pull the Jarvis _ Zip for men over your favorite flannel when the weather is cooler, or your fav Journeyman tee in the spring. Either way, moisture-wicking properties and built in mesh at the underarms and back keep you not too hot, and not too cool. Recycled polyester/wool blend eyelet knit 1/2 zip Moisture wicking Stratigically placed mesh at center back and underarmsfor breathability Dual hand pockets Thumb holes Standard fit Imported Fabric details 93% Recycled Polyester / 7% Wool