A purple men's suit with a two-button jacket and matching trousers.. Mens Cheap Purple Suit. Affordable 3 Button Polyester Suit with notch lapel, non vented back and pleated pants Pants come 6 inches smaller than jacket size and can adjust 2 inches out or 4 inches in. I.E. a 40R would come with 34W pants that can adjust out to a 36W or in to a 30W.