Mediums and additives are the real secret to painting with acrylic. There are so many options available, it's hard to decide which ones you need. These are the only mediums you need for working with fabric. I purchase the Winsor & Newton, Liquitex and Golden mediums from dickblick.com. The others, I purchase at Wal Mart. Craft paint has a fluid consistency, although it can be runny or thick like a paste. There is no need to purchase a warehouse quantity of paint with different viscosities…