.cs95E872D0{text-align:left;margin:0pt 0pt 0pt 0pt;}.csA7555675{color:#000;background-color:transparent;font-weight:normal;font-style:normal;}.cs4FC7BF42{text-align:left;margin:0pt 0pt 0pt 0pt;list-style-type:disc;color:#000;background-color:transparent;font-weight:normal;font-style:normal;} Blackbird Racing seat foams are produced in high density polyurethane, which does not absorb water and keeps its excellent qualities for a long time. They are made following the best world championship racing teams. They are quite interchargeable with the original ones. Same height as the OEM Long life and high strength