Whirlpool Ice Cube And Freezer Deodorizer, Model 4392894SRB
This freezer deodorizer traps odors circulating in freezer air before they
are frozen in ice cubes (not from water supply). 50 times more powerful than
baking soda. Contains high absorbency activated charcoal. Deodorizer absorbs
odors from freezer air. Replace every 3 months. To use, discard existing ice
cubes and replace with a fresh supply. Remove protective film and place on top
freezer shelf. For best results, use with Refrigerator Deodorizer.