MOISTX Interior Humidity Absorber is a compact solution for a fresher, drier home. The pack is specially designed to effortlessly fight humidity and reduce excess moisture in enclosed spaces of home and office. Its powerful hydrophilic crystals absorb excess moisture and thereby prevent Mould, fungus, mildew & allergens. Say goodbye to dampness and enjoy a fresher and healthier environment with our easy-to-use Interior Humidity Absorber. Lasts up to 75 days depending on humidity conditions.