The Charles River Pack-N-Go Pullover is a 100% Softex Polyester with a pullover design accented with black zippers. The Pack-N-Go Jacket has underarm grommets for ventilation an open hem with shock cord drawstring. This jacket is wind and water resistant. The best part of this jacket is how easy it is to travel with since it packs into its pouch pocket making it a useful go to jacket for anyone. Give your clients and employees a jacket they won't know how they lived without.