The basics The Jason Markk Moso Bamboo Charcoal Shoe Inserts helps to remove odors, bacteria, pollutants, allergens, mold and mildew from your shoes.  The benefits Use the handy planner printed on the back of each sachet so you know how many times you’ve recharged them!  The uses Throw them in when you’re not wearing them and they’ll be completely neutralized in a few days. To recharge them, place them in direct sunlight for one hour, once a month. Each one can be recharged up to twelve times. The bottom line Once it’s come time to dispose of your Moso, simply cut the bag open and spread the charcoal in your garden. Charcoal benefits the soil by helping to retain nutrients.