Lumineux® Electric Toothbrush Replacement Heads are made with bamboo, so while we expect you’ll enjoy your Lumineux® Electric Toothbrush for years to come, when you need to replace the Brush Heads, you can rest assured you’re making a better choice for the Planet. These unique bristles were designed to help protect your teeth’s enamel while providing the kind of clean you have come to expect from an electric toothbrush.