The Outdoor Research Men's Helium II Rain Jacket with Pertex Shield in size small includes an interior pocket stuff sack, zip chest pocket, adjustable hood, elastic cuffs, and elastic drawcord hem. excellent versatile rain shell, especially for activities where weight and packability are important. Great for hiking and backpacking! From OR: When a flash storm rolls up and the outside temperature drops 10 degrees in 10 minutes, don't call in a chopper; reach in your pack and grab ultralight Outdoor Research Helium II Jacket. Built with weather-resistant Pertex Shield fabric, the Helium II weighs in under seven ounces and packs down to practically nothing. See photos for measurements. Non-smoking home.