Silver Ion EMO Environmental Friendly Toothbursh | KURUNNew style of replacing brush head When the brush bristles start to spread, instead of throwing it away, you only replace the brush head (sold separately), which is an eco friendly "tooth brushing" feature of "EMO". 3 handle colours. Use it for different families, change it according to your mood, and enjoy various toothbrushes. Kurun EMO is also recommended for people who care about health and have difficulty reaching the molars with a brush. It's