Satin Dress

How do I get rid of watermarks in a polyester satin gown without going to the cleaners?
I am sewing a dress and I preshrink material in the washer and then dry with a sheet of bounce. Warkmarks left in him, how do I get rid of them. The material is polyester satin.
13 Years Exp In 38 Years Family Dry Cleaning Wash with mild soap such as wool-lite. Wash with warm water, fill the sink and rinse at least 3 / 4 times letting drop it dry, when the majority of dryer almost dry i put in under any dryer sheet. If you have water rings. Good luck Dominick
Green Satin dress