Prana Wentworth 1/4 Zip - Men's: THE WENTWORTH 1/4 ZIP FOR MEN FEATURES A RECYCLED WOOL BLEND SWEATER KNIT WITH BRUSHED BACKING AND FLEECE LINED COLLAR AND CUFFS FOR ADDED COMFORT AND WARMTH, CUT FOR A STANDARD FIT. PRODUCT DETAILS Recycled wool blend sweater knit with brushed backing Quarter zip collar Fleece lined collar and cuffs Standard fit Imported FABRIC DETAILS Shell 1: 40% Recycled Wool / 40% Polyester / 18% Nylon / 2% Other Shell 2: 40% Recycled Wool / 40% Polyester / 18% Nylon / 2% Other Fiber