Great condition.

size tag is M and material tag is faded, likely cotton and M, please check the measurements

Unlined

No major defects, see two spots small in pics that might wash out.  but can't even tell unless looking extremely close, see photos for reference.

Laying flat: waste approximately 20 inches, can be taken in with drawstring

rise 11.5 inches

Inseam 15.25 inches