Rutland 620 Damp Gone Dehumidifier Reusable Moisture Absorber, 12-Ounce Bag Damp Gone attracts and absorbs water, dampness, and humidity in small and enclosed spaces Place in storage chests, small closets, under sinks, display cases, gun cabinets, tool boxes, lockers, safes, laundry rooms, bathrooms, in boats, sail lockers, engine compartments, and in your car or RV Reusable crystals can be dried in your oven or microwave (directions included) 12 oz. bag lasts for months depending on application size Excellent for anywhere dehumidifiers or air conditioners aren't practical