Himalayan Crystal Salt Sphere offers a holistic approach to home air purification. It releases negative ions that holds allergens and toxins which attach themselves to the salt to keep the atmosphere clean. It purifies the air, providing an allergen/toxin free environment as well as imparting a variety of wellness and calming benefits including: improved breathing, reduced colds, increased relaxation, decreased headaches, improved concentration, improved sleep, and better overall well-being. Makes a stunning décor item for any space. Perfect gift for all occasions.