Thinsulate Platinum 120g. 100% Polyester. Durable Water Resistant (DWR) finish sheds water and resists staining. Swiss Miss dot water resistant fabric. Playful quilting lines on front and Chevron quilting in back for cozy look and visual motion. Backpack-friendly, easy access zip closure hand pockets. Reverse coil front zipper. Stand up collar hides face from wind and weather.