What is smooth and colorful? Smooth Stix watercolor gel crayons are. Let the colors glide with easy strokes, then use the included brush and water to add dreamy watercolor effects. Six bold, classic colors in twist-up plastic barrels that keep hands clean, packed in a reusable travel case for art on the go. They wont dry out, and theyre washable too.Details 6 watercolor gel crayon colors Included paintbrush Wont dry out Plastic twist-up barrels Handy travel case Suitable for ages 3 and up Recommended Care Twist down and cap after each use to protect the tip. Rinse and dry the paintbrush after painting. Water soluble wash off skin and most surfaces with soap and water.