SHERPA ADVENTURE GEAR Men's Karma Zip Tee 100% Polyester 100% Wt Two-Sided Fleece Contrast Panels: Two-Sided Performance Fleece (93% Polyester, 7% Spandex) Has A Smooth Face And 3-Dimensional Honeycomb Interior With Polygiene Antimicrobial Technology Imported A deep, center-front zipper accommodates effortless on and off as well as ventilation when needed Main fabric is a light weight two-sided fleece brushed on both sides for comfort and warmth Contrast panels are made of a high performance two-sided fleece Contrast panels also include Polygiene technology Seams are placed off the tops of the shoulders and hips for non-chafing comfort under pack straps