100% silk designer trousers

Josephine Chaus 100% silk pants Size 16 There is a double button Hidden side zipper closure There is absolutely no stretch to them Waist measures approximately 17 inches from side to side Rise measures approximately 16 inches Length of leg measures approximately 37 inches Side portion of the leg measures approximately 16 inches from side to side Very bottom of the leg measures approximately 8 1/2 inches from side to side There is a small stain on the back of the right leg as shown in pic