chartpak grumbacher academy watercolor. academy watercolors are a quality line of color paints at an affordable price. only finely ground pigments are used in making this smooth rich paint. either straight from the tube or when mixed with white the strokes and washes are vibrant and luminescent. this package contains one 7.5ml 0.25oz tube of academy watercolor. available in a variety of colors. non toxic and conforms to astm d4236. made in usa.