It's called "Smooth White Wall Panel", but honestly just go with a truck and ask an employee, apparently they're popular. The guy I asked said they even use the

It's called "Smooth White Wall Panel", but honestly just go with a truck and ask an employee, apparently they're popular. The guy I asked said they even use them in the employee areas in the back. https://www.lowes.com/pd/47-75-in-x-7-98-ft-Smooth-White-Wall-Panel/3015239 https://www.lowes.com/pd/47-75-in-x-7-98-ft-Smooth-White-Wal...