Baking soda in a box designed for refrigerator and freezer odor control.
More product information
Directions
How To Use: 1. Remove both front and back panels completely. Do not remove box top. 2. Place upright in both your fridge & freezer. Use a new box each month for fresher tasting food. Change every 30 days. Remove panel. Write the date that is 30 days from opening the box.