Watercolor crayons lay down luminous color for a full spectrum of beautiful effects! 12 artist-quality water-soluble crayons: royal blue, sky blue, white, yellow, red, grass green, emerald green, violet, pink, orange, brown, black. Soft and easily blendable. Vivid hues. Draw and blend with crayons, then paint over with a wet brush to release color. Or wash page lightly with water and draw on wet areas with crayon for a smooth effect. Crayons twist up from the bottom -- no sharpening needed! Caps keep crayon tips pristine. Durable reusable hard plastic case with snap-top opening protects your set on the go. Snap-top serves as a stand, too. Case measures 6-1/2'' wide x 5-1/2'' high x 5/8'' deep.