Zero Waste Bamboo Toothbrush
Those bamboo toothbrushes are 100% biodegradable. Most bamboo toothbrushes still have nylon bristles, but not these ones, even the bristles are completely biodegradable - made from Bamboo Silk with Charcoal. What is bamboo silk? It is a plant based bio-plastic (plastic only made from plants) which is 100% biodegradable.