No Damp Moisture Absorber & Dehumidifier Hanging Bag - 16 oz 

Removes excess humidity from the air to prevent musty odors, stains, and corrosion. Designed for stored boats, RVs, seasonal homes, and enclosed spaces.

Directions:

Remove clear plastic wrapper, unfold unit and hang, allowing room on both sides for air to circulate around bag. Inspect the bag monthly; when all the white crystals have dissolved, discard the bag while holding it upright, and replace it with a new bag.