These marbling kits are made for decorating objects and not people and can even be hazardous.
Marbling kit instructions.
Marbling is the process of floating fabric paints on the surface of a thick cellulose solution called size somewhat like oil on water.
The floating paints are swirled into patterns.
Using the correct acrylic body marbling paint is extremely important.
Then you capture your design by laying a treated piece of fabric or paper down on top of the paint to transfer the swirls to the fabric.
I would strongly advise to buy a full kit that comes with everything you need to start body marbling.
Alum treated fabric or paper should be used within 2 days or placed in an airtight container or bag as the alum deteriorates and also can rot.
Mix 3 tablespoons alum per quart of hot tap water in a bin.
Jacquard marbling instructions for a succinct visual guide from jacquard click here.
The technique involves floating paints on the surface of a gel like medium known as the marbling size and then transferring this floating design onto paper or fabric.
The ancient art of paper marbling has historically been associated with the book arts.
Pretreat fabric or paper with mordant.