DampRid Refillable Moisture Absorbers are convenient 10.5-ounce cups that attract and trap excess moisture out of the air | DampRid eliminates odors by absorbing excess moisture that creates damp, musty smells | Great for use in a bathroom, laundry room, kitchen, closet, home gym, and any space where excess moisture is an issue | Each of the two 10.5-ounce cups lasts up to 60 days, depending on temperature and humidity | To use, remove lid and pour crystals from bag into the top tray of the canister. Once odor absorbing crystals have dissolved, discard water from canister and refill for longer lasting freshness | Designed to hang in closets and small enclosed spaces to protect fabrics and items from moisture damage | Lasts approximately 60 days and absorbs up to one quart of excess moisture from the air | Ideal for reducing allergens, eliminating odors and absorbing moisture in small, enclosed spaces | No harsh chemicals are used | Reduces growth of mold and mildew