Check the listing for details. 6 Pack Watercolor Gel Crayon for Coloring White. Condition: New. Listed at 16.15 USD. The watercolor crayons are widely used in drawing, painting, and coloring.SpecificationTotal Size: 130x15mm/5.2x0.59inch(L*W)Crayon Refill Length: 5cm/1.97inchMaterial: Plastic and WaxColor: WhitePacking List: 6Pcs x Watercolor CrayonsAdvantage1. Watercolor crayons allow you to create colored crayons and watercolor effects, meeting your various needs. They are made of excellent pigments, which are soft, easy to color, and have a good water-soluble effect, can spread quickly when using a wet paintbrush.2. Watercolor crayons are designed with a plastic tube which can protect the refill from breaking and dust and your hand from getting dirty when drawing.3. Crayons can be wiped easily with water, making them perfect for art activities.InstructionYou need to twist the plastic tube and then you can start your art creation.