A performance layering piece for dynamic activity in cool-to-cold weather, the men's Northern Ground Half Zip is built from premium Polartec® stretch fleece with sweat-wicking technology and an ergonomic design that's built for movement. A half-zip opening lets you adjust your ventilation on the fly, and the zip-closed chest security pocket makes a perfect stash spot for your keys and cards. FEATURES: Omni-Wick® Polartec® Power Stretch Zip-closed security pocket Center Back Length: 28.5" Active Fit FABRIC: Polartec® Power Stretch, 84% Polyester, 16% Elastane OMNI-WICK®: High-Performance Wicking Fabric