Producing an appliance or prosthetic for special effects is a multi-step process that often begins with life-casting and ends with makeup. Along the way are a variety of steps involving an expansive collection of products that aren't always just for FX.
Pax Paint can be categorized as an acrylic adhesive based makeup. It specifically refers to a mixture of Pros-Aide and Liquitex artist's paint. Generically, it can refer to any mixture of skin-safe acrylic adhesive and nontoxic acrylic paint.