The basics DampRid Refill bags easily refill DampRid Moisture Absorbers or any non-electric moisture absorbers. The benefits DampRid crystals remove excess moisture from the air, and get rid of musty odors in the home. The uses Ideal for creating optimal humidity levels in bathrooms, laundry rooms, offices, basements, storage rooms, stored boats, RVs, and campers. The bottom line Easy to pour. Re-closable pouch.