Features:

It can sooth the pressure of the nerve and blood vessel of eyes promotes the blood circulation, to be good for your eye and sleep, increase the cells’ activities, improve eyes environment, so it is helpful to relax your eyes and for your sleep.  Promote eyes' blood circulation, Have healthy function for your eyes, suitable for sleeping.

Bamboo charcoal also  possesses rich trace elements and  natural mineral, such as calcium ,potassium ,sodium and iron etc .For this  characteristic ,bamboo charcoal is widely used is our daily life and in agriculture ,medicine ,textile ,military affair ,electronics ,industry etc