Charcoal Windowpane Two Button Notch Suit. Luxurious Wool Feel. Single Breasted, notch lapel with stitch, slim fit, side vents, flat front pants, Poly/Rayon. Pants are a 6 inch drop. Meaning, the waist size is 6 sizes lower then the coat size. For example, if you order a 40R coat you will receive 34 waist trousers.