12 x Natural Bamboo Toothbrush Organic Eco-Friendly Biodegradable Wooden Toothbrushes Nylon Iridescent Bristle. 12 Pcs Discoloration Removal Toothbrush Travel Pregnant Woman. -Strong cleansing ability, discoloration caused by coffee, tea, red wine and cigarette smoke can be removed effectively and teeth can be brighten up.