Canine Covers SRS002CH Sofa Saver Polycotton Charcoal Universal To 70 in. Between Armrest Sofa Saver Two sizes are available to fit sofas with 60 or 70 inches of room BETWEEN the armrests. (The armrest The back of the SofaSaver is covered with a waterproof nylon barrier (same way we make Canine Covers "A special anti-slip grip surface is added on the seat base, armrest and along the top area of the b For RV use there are universal hook & loop seat belt openings. "Vacuum or brush to clean, if soiled throw in your home washer/dryer."