![The Kerastase Hair Coach smart brush is displayed at Unveiled, ahead of the 2017 International CES, a trade show of consumer electronics, in Las Vegas, Nevada, January 3, 2017. Photo by Molly Riley/UPI Stock Photo - Alamy The Kerastase Hair Coach smart brush is displayed at Unveiled, ahead of the 2017 International CES, a trade show of consumer electronics, in Las Vegas, Nevada, January 3, 2017. Photo by Molly Riley/UPI Stock Photo - Alamy](https://l450v.alamy.com/450v/ty9rxb/the-kerastase-hair-coach-smart-brush-is-displayed-at-unveiled-ahead-of-the-2017-international-ces-a-trade-show-of-consumer-electronics-in-las-vegas-nevada-january-3-2017-photo-by-molly-rileyupi-ty9rxb.jpg)
The Kerastase Hair Coach smart brush is displayed at Unveiled, ahead of the 2017 International CES, a trade show of consumer electronics, in Las Vegas, Nevada, January 3, 2017. Photo by Molly Riley/UPI Stock Photo - Alamy
![L'Oreal Kerastase Withings Hair Coach | Smart Hairbrush | Internet of Things Beauty Gadget - Measures split ends, brush strokes, senses wet or dry hair, and mak… L'Oreal Kerastase Withings Hair Coach | Smart Hairbrush | Internet of Things Beauty Gadget - Measures split ends, brush strokes, senses wet or dry hair, and mak…](https://i.pinimg.com/originals/d1/2f/70/d12f70eadd9caaa3aab49d9fb2b8f003.jpg)
L'Oreal Kerastase Withings Hair Coach | Smart Hairbrush | Internet of Things Beauty Gadget - Measures split ends, brush strokes, senses wet or dry hair, and mak…
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