Young artists will delight in using these amazing Shimmer Gel Crayons! The set includes 12 brilliant colors that make smooth, bold, shimmering strokes! Colors pop on both white and black paper. Metallic colors are easy to smudge-blend and are also water-soluble so a wet paintbrush can give art projects fun watercolor effects. Twist-up mechanism makes crayons easy to use and keeps hands clean.