Yukon Pullover We engineered the Yukon as a highly technical mid-layer and comfortable everyday pullover. Built with POLARTEC? THERMAL PRO? making it the ideal heavier-weight mid-layer insulator as well as the perfect pre and post-ride casual shirt, the Yukon provides efficient warmth with wide versatility. FULL SPECS FUNCTIONAL ON-SKIN TECHNICAL CASUAL & MID-LAYER SHIRT 325 GRAM POLARTEC? THERMAL PRO? INSULATED FLEECE CONSTRUCTION STRETCH NYLON OVERLAYS ON SHOULDERS & ELBOWS ? ZIP ENTRY HIGH PILLING RESISTANCE LARGE ZIPPERED CHEST POCKET QUICK DRYING/MOISTURE WICKING/HIGHLY BREATHABLE WICKING 1.0 FABRIC IN COLLAR