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, perfume or emulsifiers. It's just pure and natural! Also works great foot odor! Contains no aluminum chlorydrate. No animal testing or animal by-products.