MiroPure via Amazon offers its MiroPure Ionic Hair Straightener Brush Set for $29.99. Coupon code "SRF3U27K" cuts it to $19.99. With free shipping, that's tied with our mention from three weeks ago and the lowest price we could find now by $19. The brush features an LED display, ceramic heater plate, five heat settings, and °C / °F measurement. It comes with a heat-resistant glove and storage bag.