Coastal Pet Products-Bergan Classic 600D Polyester Hammock Seat Protector: Navy/Sand. This hammock protector is the ultimate protection for your vehicle seats. The hammock shape works as a barrier while containing dog hair and dirt after a fun day at the park. The innovative design allows simple installation, no slip backing and removal when needed. The waterproof backing protects seats from everyday messes and is machine washable. This package contains one 64x56 inch hammock seat protector. Imported.