NO MORE STINKY LUNCH: Set of 4 activated charcoal packs help prevent and get rid of bad odors, mold, and excess moisture in your lunch bag. Each pack measures 4" x 3.75" x 3.75". | | LONG LASTING ODOR PROTECTION: Each unscented pack lasts up to 90 days for a total of 1 year for the set of 4 packs. They easily fit in small spaces such as gym bags, backpacks, shoes, closets, cars, or any other areas in need of deodorizing. | | ALL-NATURAL: Non-toxic, 100% eco-friendly and all-natural charcoal is safe for kids and pets. | | STAIN RESISTANT: Exterior fabric is treated for stain resistance and the large granule size inside the pack dries quickly when wet. | |