Part of the Wizard of Oz Collection. This super-powered Oz-approved pigment offers vibrant, dynamic tones at the wave of your brush. Aqua Pigments are specially formulated watercolors that work beautifully on all types of mediums. Use them straight out of the bottle or add water to lighten any color within the range. Use Aqua Pigments for watercoloring and washes of color on watercolor paper or card stock. With its 1 ounce of blue pigment, it's the perfect way to make a splash this season! Nontoxic. Color fusion allows colors to blend with ease. Convenient Dropper bottle.