The Kenworth W900 Trucks Front Rubber Mud Flaps come in a set of two with dimensions of 12 inches in height and 14 inches in width. They are made of durable rubber material and are designed for direct replacement on the rear, left, and right sides of the vehicle. These mud flaps are black in color with a poly finish, making them car wash safe and washable. They feature a bolt-on attachment type and are suitable for Kenworth W900 trucks, providing protection against mud and debris.