Running Horse Seat Covers for a 1994 to 2004 Ford Mustang Will Fit a Gt, Coupe and Convertible (23 Color Combinations to Choose From) (Black/Charcoal) Seat Covers are Made out of a Cotton Material. 85% Cotton 15% Polyester Adjustments for the seat belt holder would be made Seat Covers are machine washable. Cold Cycle and Drip Dry A qaurter inch of foam is added to the seat covers for extra comfort