![GP Bamboo Carbon Toothbrush](http://www.ninianshetland.co.uk/cdn/shop/products/sq1_f78bb9ec-4fa3-4937-b052-3a600718e53b_{width}x.jpg?v=1619090309)
This brush has SOFT bristles made from carbonised bamboo dust mixed with Nylon 4 bristles. Each bristle is 0.15mm in diameter and the brush has a density of 50 bristles per ‘core’. The bristles are approximately 90% bamboo, 10% nylon. These bristles contain micro-particles of active charcoal to help naturally brighten teeth and disinfect the mouth.