These side skirts are perfect for Mazda RX - 7 owners from 1986 to 1991 who want to give their cars a sporty upgrade. They're great for daily driving or showing off at car meets. The product is made of FRP material, but we don't have specific size and weight details. Just know that they'll fit your 1986 - 1991 Mazda RX - 7 and give it a sleek B - Sport look.