Sew a formal men's suit with a semi-fitted slim cut, single notch lapel, flap pockets on the coat, and welt pocket for the slacks. The suit includes a 2-button jacket with side slits or single-breasted frock coat with 3 buttons and rear center slit. Pattern includes a matching vest. Trousers are straight leg with a slight taper to the ankle. Suitable fabrics include lightweight wools, wool blends, and velvets. Burda Style sewing pattern.