Just apply a spray wax after, turtle wax seal and shine, turtle wax ice spray wax, duragloss aqua wax,eagle one wipe and shine ,and for a little more money groits 3 and 1 ceramic. You dont have to spend a lot of money to have a good looking car.
Pick off the old pad and replace the pad with a new one. I had a similar problem with a broken gallon of milk that sat on the floor of my wifes van for a week because nobody drove the car. Beleive me it stunk. Had to power wash the carpet and replace the pad.
Technicians Choice makes great products .When I worked for a Toyota dealer all new and used cars were wiped down with Technicians Choice Aqua Glow spray wax before delivery.
Both the absorber and water sprite have to be broken in to work good. My absorber out of the container was crap , but after 8 0r 9 uses it worked great . AT work we used the water sprite, we used often and they were broke in in a couple days.