New Rose color Roll & Go Hair Tool ® is a double-sided round comb and can be used to create a number of hairstyles! The teeth of the comb measure 7 centimeters long. The diameter across of the larger end of the tool is 3 centimeters for larger rolls. The diameter across of the smaller end of the tool is 2 centimeters for smaller rolls. The Roll & Go Hair Tool ® makes wrapping hair into uniform, round tube shapes like Victory rolls a snap! You can also use it to make large pin curls, cool round shapes for contemporary styles, and much more! U.S. Patent Protected. The Roll & Go Hair Tool Box Includes: -1 hair tool made of flexible non-toxic material -28 page instructional booklet detailing how to use your hair tool for a number of different wonderful hairstyle looks.