Haggar Clothing Co. is a leading American men’s lifestyle and apparel brand founded in Dallas, Texas, in 1926. Started in 1926 as a small one-room workshop with two sewing machines. Market Position: Grew to become America’s number one selling dress pant brand by the early 1970s.Innovations: Credited with pioneering practical menswear features like the hidden expandable waistband and wrinkle-free fabrics. Sports Culture: Serves as the official provider of the iconic Gold Jacket for the Pro Football Hall of Fame.