The back is elastic. When sitting or walking, your legs are visible through the slit in the hem. This is a spring/summer item made of polyester, so it has a blouse-like feel. There is no lining, but perhaps due to the color, it has never been see-through. The length is ankle-length on a person who is 154cm tall. Waist: 65cm Rise: 35cm Inseam: 55cm Slit: 33cm Color: Green系 (Green-based) Stains, tears, odors, etc.: None