This is Butterick sewing pattern 6337, Misses'/Misses' Petite Jacket, Skirt & Pants from 1999. It is unused, uncut, and in factory folds in the original envelope. The envelope shows a little wear and tear that does not affect the contents.
Sizes 18, 20 and 22 are available in the envelope (bust 40 to 44, waist 32 to 37, hips 42 to 46). Suggested fabrics are lightweight crepe, lightweight gabardine or lightweight doupioni. Unsuitable for obvious diagonals.
This sewing pattern is for a loose-fitting, lined, straight jacket, below hip with shoulder pads, slightly extended shoulders, collar, button and long sleeves. Lined, straight skirt, below mid-knee or semi-fitted, straight-legged pants have waistband and back zipper.