Diagonal 3 thread fabric is a type of fabric that is generally produced by knitting three different threads, is quite thicker than other fabrics and is used in autumn and winter. The front and back sides of the fabric are different from each other. You can sew wonderful winter clothes with these fabrics. The weaves on the back side of the diagonal three-thread fabric are diagonal. You can sew sweatshirts, long tracksuit tops, casual dresses and sports jackets with diagonal fabric.