Serta Reversible Stretch Fit Herringbone Slipcover for Sofa, Steel Gray/Gray (2-Piece) Update the look of any room in an instant with the Serta Reversible Stretch Microsuede Furniture Covers Turn mismatched furniture into a coordinated set Turn that matching arm chair into an accent piece in a flash by reversing the cover Made of a polyester spandex blend, these covers stretch to conform to your furniture, giving it a whole new custom look These covers are easy to assemble and machine washable