WS Packaging Group, Inc.

ALGOMA, Wis.—WS Packaging Group has solved a long-standing consumer conundrum, when to replace the ARM & HAMMER Baking Soda refrigerator air freshener. WS Packaging developed the replacement indicator exclusively for the New FridgeFresh Refrigerator Air Filter from ARM & HAMMER. The white bar on the label turns pink as time passes. When it is completely pink, there’s no guessing that it is time to replace the air filter. The label uses the chemical reaction between two microencapsulated proprietary materials to signal when itıs time to replace the air filter. Key objectives of the project were to make the label highly functional and easy to