Guess stretchy navy blue classic pants

Will be restored to best possible condition Good condition Stretchy, tight, casual, office pants I’m size Small and I used to wear it but it was kinda big for size Medium would be the best 66% reyon 30% nylon 4% spandex Colour: navy blue Size: Large, but I think it will be very tight on Large Waist 13.5 inch stretchy 18inch