Tamiya Acrylic Paints are made from water-soluble acrylic resins and are excellent for either brush or spray painting. These paints can be used on styrol resins, styrofoam, wood, plus all of the common model plastics. The paint covers well, flows smoothly with no blushing or fading, and can be blended easily. 10ml screw top bottle. Continental US Shipping only. No expedited shipping. Ground Transport only. Proper ratio for paint thickness differs according to weather conditions. Rough guidelines of thinning ratio is 2:1-3:1 ( Tamiya Acrylic paint : thinner).