Smelly sports bag? Stinky boxing gloves? Smell no more with the Fitness Mad Odour Absorber with Bamboo Charcoal. Use in gloves, shoes, or sports bags to stop smells and kill off germs! These deodorisers contain active charcoal which works by removing moisture and killing bacteria and stopping mold/mildew. Recharge by leaving in direct sunlight once a month for at least one hour.