YOU CAN TOSS THESE PURIFYING BAGS ANYWHERE (GYM BAGS, SHOES, SUITCASES) AND THE CHARCOAL INSIDE WILL ABSORB THE MOISTURE FROM THE AIR, ELIMINATING ANY UNWANTED ODORS. NON-TOXIC AND FREE OF FRAGRANCES AND CHEMICALS, THESE BAMBOO BAGS ALSO PREVENT THE GROWTH OF MOLD AND MILDEW. THEY COULDN’T BE EASIER TO USE, AND THEY’LL LAST UP TO TWO YEARS, WITHOUT COMPROMISING ON THEIR EFFECTIVENESS.