- We doubled down on our best-selling Blanket Shirt so we can all wear our favorite shirt year-round. - Sturdy heavyweight organic cotton twill that's rugged and hard-wearing, yet ridiculously soft. - Built for travel. Stands up to wrinkles and the elements. - Designed with a relaxed, easy fit that's ideal for layering over light sweaters. - Button flap chest pockets, plus side seam hand warmers.