Crayola Fun Effects Twistable Crayons are a fun twist on everyday coloring activities. Each crayon offers either a bright burst of color, a mixture of colors, or both! Add new depth to your creations, with this truly unique Crayola coloring set. Build up your color collection with shimmering metallic crayons, brilliant neon crayons, & beautiful rainbow crayons. These cool crayons are also a great gift for birthdays, holidays, & back to school. Color(s): Assorted; Color Family: Multicolor; Color Assortment: 24 Assorted Colors; Crayon Size: 4" x 0.44".