These spray paints had been particularly developed for decorating transparent polycarbonate systems used in R/C vehicle modeling. Each can contains 100ml of paint, that is the right amount for completing the model. Paint your body from the inside, keeping the will about 30cm from surface. After curing, use another coating. Small details should really be brush painted ahead of time, utilizing Tamiya bottle paints for polycarbonate. These paints are impervious to oil and fuels, so they can be properly used on gas-powered R/C systems.