The pillow of PEPPI-COUCH is made of wrinkled Tyvek (plastic material that look and feel like paper), filled with soft polyurethane foam. Immediately after filling the Tyvek with polyurethane, when the polyurethane reaches temperatures of 70 degrees, the pillow is placed on the wooden base, Take the form of construction, and create an interesting and unconventional connection between the two parts of the sofa. via