Removes Odor; More effective than baking soda as a fridge smell eliminatorGroceries Fresher For Longer; Removes food gas and controls humidity to keep produce freshNatural Activated Charcoal; Fridge odor remover with natural activated charcoalVersatile; Use it in the refrigerator, freezer, cooler or lunch bagLong Lasting; Lasts up to a year, simply recharge in direct sunlight