Amazing! Hypoallergenic. Eliminates odor. Unscented. Non-staining. 24 hr protection. Pure & natural crystal deodorant stone is made from crystallized natural mineral salts which kill odor causing bacteria. Pure & natural crystal deodorant stone contains no harmful chemicals, oils, perfumes or emulsifiers. It's just pure and natural! Contains no aluminum chlorhydrate. No animal testing or animal by-products.