DampRid Refillable Moisture Absorber Cups are your solution for continuous cleaner, fresher air. This musty odor eliminator works by attracting and trapping excess moisture to maintain an optimal humidity level. Works wonders as a closet deodorizer, freshener, or odor neutralizer wherever moisture in an issue. Spread these non-electric dehumidifiers out between the bathroom, laundry room, kitchen, nursery, or home office. To use this convenient odor absorber, simply open the bag of crystals, pour into the top tray of the canister and close lid. When the odor absorbing crystals have dissolved, dispose of the water by pouring into a toilet, then refill with new crystals. These air deodorizer odor eliminator cups are available in Fragrance Free, Fresh Scent, Lavender Vanilla, and Pure Linen. Keep out of reach of children. Read and follow all label directions.