Dermal Therapy Crystal Deodorant Spray leaves an invisible protective barrier, which prevents the growth of odour-causing bacteria while allowing your skin to breathe. Suitable for all skin types and ideal for sensitive skin, Dermal Therapy Crystal Deodorant Spray is fragrance and paraben free. It is non-sticky, non-staining, dries instantly and leaves no white residue. Dermal Therapy Crystal Deodorant Spray is not tested on animals.