Head Jog 'HEAT WAVE' Ceramic Ionic 4 piece Brush Set. These brushes are great whether you are training or not! The red strip on the barrel turns floresent yellow when the heat from the dryer is too hot on the hair - thus preventing heat damage especially to fine hair types. Unique Black, Silver & metallic red design. A fantastic addition to your hairdressing kit. >>>>> BUY NOW <<<<< Brush Sizes are; 18mm, 25mm, 34mm & 44mm All brushes have Ionic Radial bristles with Ceramic coated barrel Ergonomically designed handles for easy grip and comfort Red indicator strip on barrel helps prevent heat damage Retractable sectioning tool stores in handle >>>>> BUY NOW <<<<<