Cotton Twill Shirt JacketA rugged overshirt designed for layering through the seasons, we selected a heavy cotton twill that has been garment dyed, a special dye process that creates a color washed look and extra soft feel. Warm: Unlined, perfect for layering. Organic: Made with certified, organically grown cotton that's easier on the earth. Point collar with button front closure. Chest pockets. Curved hem with vented sides.