Columbia Women's Mercury Maven Iv Jacket Shell: 100% Polyester; Lining: 100% Nylon Imported Zipper closure Machine Wash Adjustable waist Zip-closed pockets Internal leg gaiter Shell: 100 percent polyester melange rip stop. Lining: 100 percent nylon 210t taffeta. Insulation: 100 percent 550 fill power down Lower leg snap gusset