The Activated Charcoal within the bags work to remove unpleasant odours from shoes and other smelly areas such as gym bags and pet bedding by removing excess moisture. 100% natural and toxic free. Safe to use around Kids and Pets

These bags can be recharged by placing them in direct sunlight for a couple of hours every week and they will last up to 2 years. When you add a few drops tea tree oil, you will help to kill off the bacteria responsible for nasty smells, making these charcoal inserts even more effective.

Each bag contains 75g of Bamboo Charcoals that are porous micro structures and the fabric flax. Great products for sports boots and hiking boots. Size: 17*7.5cm/6.69*2.95cm approx.