Jacket from Universal Works. Three Button Jacket Twill is an unstructured jacket with a relaxed fit, featuring a three button front and three patch pockets, two at the lower front and one at the chest. It has a buttoned lapel, an internal buttoned pocket and two piece sleeves for improved shape and movement. The fabric is a tightly woven cotton twill constructed in a 3 1 weave, creating the signature diagonal surface while providing strength and durability.