This is a half-length undergarment (hanjuban) with an attached half-collar (han-eri) that can be used year-round. It comes with a half-collar and an "emon-nuki" (a feature to adjust the neckline). You can replace the half-collar with your favorite one. It can be washed at home, making it useful for replacements. Available sizes are M, L, and LL. If you have any questions, please feel free to contact us. ▼About Materials Body: Plain weave (100% cotton) Sleeves and collar: Polyester ★The sample image shows a pattern on the sleeves, but depending on the stock situation, the pattern may vary or be plain. We cannot specify the pattern or plain design, so please understand. ★You can insert a collar core into the attached half-collar. ▼About Delivery Anonymous delivery ・Will be delivered to your home's mailbox. ▼Reference Sizes [M size] Half-length undergarment: Body length 62cm, Sleeve length 64cm, Sleeve width 32cm, Sleeve length 49cm [L size] Half-length undergarment: Body length 65cm, Sleeve length 65cm, Sleeve width 32cm, Sleeve length 49cm [LL size] Half-length undergarment: Body length 69cm, Sleeve length 67cm, Sleeve width 32cm, Sleeve length 49cm ◎Instant purchase without comments and purchases made late at night are welcome. If you have any questions, please feel free to contact us. ◎We do not offer discounts on any of our products. Thank you for your understanding. ◎Also, this is only a half-length undergarment, but we also offer a set of a half-length undergarment and a "susoyoke" (underskirt) (two-piece long undergarment). We can also accommodate requests for different size combinations for the top and bottom, so please feel free to let us know.