Jaspé Shawl Collar Shirt Jacket - BlackThis Shawl Collar CPO from Double RL is made with Japanese black denim thats woven with a unique jasp weft and has been heavily washed for an authentic vintage look and feel. Inspired by surplus garments from the 1940s, its cut with an oversized, relaxed fit that runs true to size and features two size entry chest pockets, a squared hem, and a classic shawl collar. Japanese black denim with a unique jasp texture Silhouette inspired by 1940s surplus