INSULATED DURATHERM WHITE DOOR LINER (PROMASTER 118" WB)Vehicle: RAM ProMaster 118 WB These door liners are made from the same durable plastic (DuraTherm) as the wall liner and add extra protection, insulation and sound deadening in the vehicle The door liners protect the sheet metal or the glass in the window cavities from moving objects inside the van that could cause potential damage such as dents or broken windows. Available in white and grey in color, Legend has these door liners available for most