How do you wash/ clean a pack 'n play mattress?

Question

It's not machine washable. i tried wiping it with detergent, sprinkling baking soda on it, it just keep staining and smelling! Suggestions?

Answer 1

Try putting it in the bath  to soak with some detergent and baking soda/ordinary soda the detergent should clean it and the soda sort out the smell.  You could also try a small amount of bleach.