Bainultra Tub Cleaning How Do I Keep My Bainultra Tub Clean Without Using Abrasive Cleaners?

How do i keep my bainultra tub clean without using abrasive cleaners? - bainultra tub cleaning

We use a bathtub by Bain Ultra and not in the manual abrasives. We use Scrubbing Bubbles, but do not intersect. Please help.