Columbia Convert vintage snow pants, size Large

Columbia Convert vintage snow pants, size Large. They have an elastic waist with a drawstring and inner silicone grippers at the ankles (see the pictures). They have a reflective lining for warmth and one zippered cargo pocket. They flat lay measure 31” inseam and 17” waist (measures are approximate). These are in excellent condition with no fading, rips, tears or stains.