Nature's AirSponge Air Sponge, 1 lb Net Content, Cup Container, Composition: Sodium Stearate, Ethanol, Benzene, 1,1-Oxybis-,Tetrapropylene Derivs., Sulfonated Sodium Salts, Carbon, 1,2-Propanediol, 300 sq-ft Coverage Area, Days of Freshness: 28 to 42 days