The Jubon(pictured in white) is a form of shirt, and serves as a layered undergarment which is worn under the Koromo, Lay Zen Robe, or sitting jacket. The Jubon is made of soft, comfortable, 100% white cotton fabric. Sizes include small, medium, large, and extra-large (larger sizes available by special order) Sizes include: S-XL. Jubons are exchangeable once within the first 14 days for a different size. Otherwise, this is a non-returnable item. The hakama skirt the model is wearing would be ordered separately.