Anyone Know What This Bag Is For?

[+ Gar1eth]

It's hanging up on a towel rod in a bathroom.  It looks like it's filled with water. Thanking in advance for any information. 
 

[56harrisond]

The image displays an Arm & Hammer Hanging Moisture Absorber and Odor Eliminator bag. This product is designed to eliminate excess moisture and musty odors in various areas of the home, such as closets, laundry rooms, and bathrooms. 

Key features include:

Function: Attracts and traps excess moisture from the air to prevent mildew and musty smells. 

Technology: Uses the power of baking soda to freshen the air in addition to absorbing moisture. 

Usage: It is a non-electric, simple-to-use hanging bag that works automatically once placed. 

Disposal: The entire bag should be disposed of in the garbage when the contents are used up. 

[56harrisond]

https://www.amazon.com/Arm-Hammer-Essentials-Eliminator-Long-Lasting/dp/B0CV9DRNMD/ref=mp_s_a_1_1

[+ Gar1eth]

55 minutes ago, 56harrisond said:

The image displays an Arm & Hammer Hanging Moisture Absorber and Odor Eliminator bag. This product is designed to eliminate excess moisture and musty odors in various areas of the home, such as closets, laundry rooms, and bathrooms. 

Key features include:

Function: Attracts and traps excess moisture from the air to prevent mildew and musty smells. 

Technology: Uses the power of baking soda to freshen the air in addition to absorbing moisture. 

Usage: It is a non-electric, simple-to-use hanging bag that works automatically once placed. 

Disposal: The entire bag should be disposed of in the garbage when the contents are used up. 

Thanks. It's been there over two years. So I guess it's done a yeoman's job. And it's time to give it a proper send off.