These are Yoshio Kubo easy pants. The inside of the waist has a wide elastic belt. It's a firm and strong elastic belt. There is some wear, but no noticeable scratches or stains. Made of high-quality polyester, wool, and silk, the feel is similar to sturdy training wear. However, there is only a little stretch. There is a slight sheen. Waist width stretches from 36 to 44 cm. Thigh width 26 cm, hem width 17 cm, rise 23.5 cm, inseam 74 cm. Thank you for looking.