We tried to have the best of both worlds in the rangewear jacket zip the comfort of cotton but the performance of polyester the jackets engineered fabric has a soft cotton like feel with the athletic performance of polyester go ahead have your cake and eat it toofeatures soft cotton like fabric engineered with stretch 12 zip and two front pockets 3 stripes elastic waistband silver metallic adidas performance logo at lower right hem 100 polyester