Bamboo toothbrush handles are naturally antibacterial and antimicrobial and Curanatura’s handles are also heat treated which means the surface is ‘carbonised’. This results in the waterproofing of the bamboo and makes it soft to touch and much more durable in the bathroom. The handles are sized to meet the recommendations of dental hygienists to allow for precise and functional toothbrushing. BAMBOO: This brush has EXTRA SOFT bristles made from bamboo dust mixed with Nylon 4 bristles. The bristles are approximately 90% bamboo, 10% nylon. Especially recommended for cleaning sensitive teeth and gums. Specifications Ethics: Sustainable Care Instructions: Rinse and leave in a dry place. Size: 17.5 x 1.4 x 1.7cm (at the widest point) Story Curanatura is a Slovakian company that first started selling bamboo toothbrushes in 2013. They have designed their toothbrush range together with a dental hygienist to offer the best possible performance, as well as strong environmental credentials. Curanatura use solid moso bamboo to make their toothbrush handles. Bamboo is the fastest growing plant in the world, and is an endlessly renewable resource. It grows naturally without using any pesticides or fertilizers, takes in greenhouse gasses and produces 35% more oxygen than the equivalent trees.Bamboo toothbrush handles are naturally antibacterial and antimicrobial and Curanatura’s handles are also heat treated which means the surface is ‘carbonised’. This results in the waterproofing of the bamboo and makes it soft to touch and much more durable in the bathroom. The handles are sized to meet the recommendations of dental hygienists to allow for precise and functional toothbrushing.