Also, we want to keep our prices at a reasonable level. Pre-coloring would raise the cost quite a bit. They will fit almost any adult-sized face, male or female. These are not recommended for extra small faces, like young children, but we have put them on children as young as 11. It's soft and light.
Cold foam is much more rigid and less realistic, as is slip latex.
Perspiration is a problem with slip latex, too. Each piece comes with detailed instructions by industry makeup artist Scott Ramp. Scott has taught this stuff professionally for over a dozen years. He prides himself on being able to teach this to literally anyone. Yes, with proper care.