DampRid Easy Fill System Bathroom Moisture Absorber * Designed specifically for the bathroom to remove the excess moisture that creates mold, mildew and musty odors and moisture damage. The slender container hangs on the side of the toilet tank in an inconspicuous location that s off the floor and out of the way. The container features a safety locking lid and anti-spill design. A convenient no mess, no-spill pack is easy to load and easy to refill. The Easy-Fill System Bathroom Moisture Absorber lasts up to 60 days and is safe for family and pets.