Emacity's Bamboo toothbrushes are vibrant yet sustainable. Made with a bamboo handle and Nylon-4 soft bristle, we have sourced our bamboo locally from Tripura that is grown sustainably. Nylon-4 is a biodegradable polymer. Choose Emacity's biodegradable toothbrushes and prevent your plastic toothbrushes from adding up to the landfills.