The Hum by Colgate has an excellent smart app that guides your brushing. Unlike many other electric toothbrushes, the Hum vibrates rather than rotates, providing a different, more gentle experience.
On June 29, 2015 I had reported the domain name Hum.com had been acquired by a company going by the name of “1877 Holdings LLC” according to whois records. That same company filed an image mark and ...
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