Port & Company® PC590 Port & Company®Performance Fleece Crewneck Sweatshirt. PC590Stay active in performance sweatshirts powered by Dry Zone moisture-wicking technology. 100% polyester Removable tag for comfort and relabeling Taped neck V-stitch at neck Self-fabric cuffs and hem Due to the nature of 50/50 cotton/polyester fabrics special care must be taken throughout the printing process.