LEBRA 55110201 Front End Cover, 2007-2008 Nissan Maxima Protective air intake screens are an integral part of the mask&#44; not separate&#44; and they are sewn Covered aluminum tabs allow adjustment at the fender wells as vinyl expands and contracts due to temperature Micro perforated finish on our vinyl - it allows the mask to breathe and permits moisture vapor to evaporate Heavy gauge leather grain vinyl has a soft&#44; protective backing. We use white non woven fleece so Seams are overlapped and finished with a strong&#44; durable top stitch. Edges are covered with soft&#44;