100% Polyester Therma-FIT double piqué, 7.4oz. Therma- FIT double knit double piqué for ultimate stretch, warmth, and mobility. Traditional ½ zip silhouette with mock neck to protect against the elements. Interior Nike Golf tape. Front pockets provide storage and hand warmth. Heat transfer twill swoosh on left sleeve. Brushed fleece interior provides warmth and coverage.