This toothbrush is made of Moso bamboo and nylon 6 DuPont bristles ... - Why did we choose nylon bristles? - The bristles of these toothbrushes are made of nylon 6 DuPont . . Many bristles of this type are manufactured in the United States and then travel to China and be assembled into bamboo brushes and then shipped to the respective countries where they are marketed..
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