Household Essentials 99562 Moisture Absorber Tub 13.5-Ounce (Unscented 2-Pack) Helps Prevent Moisture Damage Absorbs Twice Its Weight In Water Perfect for closets, boats, cars, garages, basements and more 13.5 Ounce tub lasts up to 75 days Includes 2 Unscented Calcium Chloride Moisture Absorbers