the cardboard spray shield has a pop out handle making it easy to use on it's own. Please let us know if you have any additional questions!
Trimaco's Paint Shield could be used with any paint, however it was designed to make the spray painting application easier. Ultimately it is up to the end user to determine suitability.
Delivery cost is a fat rate for the whole order as long as the order fits the car. To many items or to large of an item the rate will be bumped up to the van rate. You could order a lot of painter shields for the car rate.
This is a vague question. What’s the cardboard used for. Interior/exterior. Will it be visible. There’s a lot of different paints depending on the application.