The Short Pak-A-Roo Packable Jacket by Outback Trading is made of aNylon Ripstop material with Durable Water Repellent (DWR) Finish. Seam sealed. Waterproof. Mesh lining beneath the front and back cape allows air to circulate. Taffeta lower body lining and in the sleeves. Two-way front zipper with snapover storm flap, zippered slash pockets and adjustable drawcord in the bottom hem. Double-duty collar/roll-up hood combination., adjustable cuffs. Unisex sizing. Extra feature: There's an outside vertical chest pocket to accommodate the jacket as an 8 x 8 zippered pouch that can be stored in a golf or saddlebag, briefcase, suitcase or even under a seat!