Has fully biodegradable bamboo handle. Comes  in recyclable packaging. Millions of plastic toothbrushes are discarded every year - not good news for the environment.  These toothbrushes are designed to reduce that waste, with a biodegradable bamboo handle and Soft bristles which will not hurt your gum.  Bamboo itself is a fast-growing grass so stocks are plentiful. 
 
Plant based bristles 
1 castor bean oil bristle
1 charcoal bristle