OMyTea&reg; 100% Organic Natural Air Purifying Bamboo Charcoal Deodorizer Bag - Most Effective Odor Remove - Portable Air Freshener for Fridge, Freezers, Closet, Car & Shoes (Black 100g*4 pcs) The OMyTea Bag is the easiest way to maintain a fresh, dry and odor free environment. Naturally helps remove odors, bacteria, harmful pollutants and allergens. 100%t Bamboo Charcoal, fragrance free, non-toxic, eco and pet friendly. Perfect for kitchens, basements, bedrooms, living areas. Reuse for up to two years, to rejuvenate just place the bags outside in the sun once a month for about an hour.