The basics Graftobian Pro F/X Rubber Mask Grease (RMG), is made especially for use directly over latex or foam latex surfaces such as masks, fake wounds, bald caps, or other latex and foam latex appliances. The benefits Ideal for coating latex and foam latex due to its castor oil content, which protects the latex pieces.  The uses The Trauma F/X Wheel is great for creating zombies and other monsters. Colors included in this wheel are: Corpse Flesh, Blithe Spirit, Clotted Red, Frankie Gray, Blood Blister, and Deep Yellow. The bottom line Presented in a wheel format with 6 different tones for characterization work and FX.