The Voduz ‘Spectrum’ 4 in 1 Curling Tong is the perfect tool for the indecisive among us. Offering 4 different interchangeable barrels, the ‘Spectrum’ of curls and creations really is in the palm of your hand. 4 really is better than 1! Product Features: Temperature Control : Digital LCD Temperature Display with a range from 80 – 230 °C to suit all hair types. Tourmaline Ceramic Barrels: Ceramic barrel evenly distributes the heat across the hair and seals cuticle for frizz free, long lasting result. 4 Variations of Barrels :  32mm for Large and Voluminous Curls,  25mm for Smaller, Fuller Curls,  25mm Bead for Tight Springy Curls and  13-25mm for Textured Curls and Waves.