Bamboo charcoal shoe refresher packs are mainly filled with bamboo charcoal granule which was made of over 5 year’s bamboo with a special treatment under high temperature.
Advantages
a. Moisture-absorption, anti-odor, deodorization, sterilization, and anti-mildew,
b .Release of the negative ions and far-infrared which are good for human body and health. It can also keep the shoe dry and clean.
c. Commercial value, you can apply it as the shoe sales promotion.
Small money will make you more business!

Usage:
Sun it once a month or two for effectiveness!