DEI 90-05 Mazda Miata NA & NB Under Carpet Interior Insulation Kit - 1/2in ThickThe easy way to add insulation to you NA or NB Miata. Our pre cut kit cover the floor foot wells, behind the seat and the rear tray. Each piece is CNC cut so all you have to do is lift up your carpet, remove your old wornout factory insulation and drop in our kit. Made from or UC Lite material, it gives superior heat and sound protection. This Part Fits: Year Make Model Submodel 1999 Mazda Miata 10th Anniversary 1990 1997,1999 2005 Mazda Miata Base