Optima Confort Line Interior Insulation for Ford Transit IV 2014 OnOptima Confort Line Interior Insulation for Ford Transit IV 2014 On Can be installed easily inside the cabin. Prevents heat or cool from escaping. The essential thermal insulation! Effective in both summer and winter, it helps you to maintain the temperature inside your vehicle and shelters you from intruding gazes. Made from 7 mm multilayer, insulating material. Comes in three parts (windscreen and two sides). Also includes a storage bag and suction