WinnerBrown Dupont Tyvek Weatherproof Protective 2 Seat Sofa Cover / Loveseat Sofa Cover, Medium &ndash; Color White Guaranteed to fit benches, measures 58"L x 32.5"W x 31"H. Click-close straps snap over legs to secure cover on the windiest days. Fabric: Dupont Tyvek Elastic hem cord with a toggle allows adjustment for a tight and custom snug fit. Designed to entirely cover the wheels or leg bottoms of the sofa.