Our pet deodorant gel contains polymer absorbing material, chlorine dioxide. It can effectively remove pet odour, including urine, sweat, etc. and keep the air around your pet fresh with long-lasting effect. It is easy to use: 1. Open the cap, tear off the sealing film and install the slow-release cap. 2. Just put it on the use area. And it can effectively remove odour, release fragrance continuously and keep the air fresh.