The Sparco MS-4 is a mechanic's coverall made from a very durable cotton and polyester blend, suitable for both amateur and professional mechanics. The elastic lumbar area allows for greater mobility without having to tighten the suit and the adjustable ankle flaps make it easy to put on over footwear. Discreet side pockets and a zippered chest pocket for storage Durable cotton/polyester material Adjustable velcro belt provides a better fit