36 Pieces Cold Wave Rod, Hair Perm Rods Hair Rollers Perming Rods Curlers With Steel Rat Tail Comb For Hairdressing Stylingfeatures:How To Useuse The Rat Tail Comb To Separate A Small Section Of Slightly Damp Or Dry Hair.Wrap It On The Rods And Fix It With The Rubber Band.Keep It 30 Minutes To 1 Hours.If You Use A Hair Dryer Or Stereotyping Water, The Wave Will Form Faster.Function: Easy To Use, Does Not Require Heating, No Harm To The Hair, Safe And Comfortable, Curl Your Hair In A Simple And Natural Way, Bring You Practical And Convenient Hairdressing Styling Curling Tools.Specifications: Material: Plastic, Steel Diameter: Approx. 0.28 Inch/ 0.7 Cmcolor: Yellow Quantity: 37 Pieces Package Includes: 36 X Yellow Hair Perm Rods1 X Steel Rat Tail Combnote: Pointed Part Included, Please Keep Away From Kids. Manual Measurement, Please Allow Little Size Errors.