Mat High Peak Alu 35x45x0.2 cm silver 41325 Two aluminium mats High Peak you can place under pillows. Bottom and top layer made of aluminum foil providing waterproof properties and providing insulation from the substrate. The middle layer makes a foam material. Technical data:· dimensions: 35x45x0.2 cm· material: górna and bottom layer of aluminum· 2 aluminium mats under pillow