Wahl ZX305 Curling Tong 9mm Hair Styler Tool. Section Hair Into Strands of Approximately 1" Thick and 2" Wide, then Taking One Section at a Time Place the Ends of the Hair Over the Barrel with the Clip Open. Close the Clamp and Holding the Safety Tips with the Other Hand, Roll the Hair and Hold for 20 Seconds for Light Curls or Just Waves.