Note: This product does not include nasal salts. Please refer to the instruction manual for the specific usage and precautions of the product. It can effectively rinse the nasal cavity and sinuses, which helps to quickly relieve common nasal irritation symptoms, such as flu, colds, ash pollution, etc. It is a good choice for personal daily nasal cavity care. Each connection of the transparent nasal irrigation system is carefully designed. It has a retractable spiral tube with good ductility. Nasal wash cleaner is uniquely designed based on human nasal internal physiological structure characteristic, the water flow is stable and does not flow back during use. ?2 modes of nasal washing nozzle: 1. When the nasal washing head shrinks, the water flow is in the form of water mist. 2. When the nasal washing head is elongated, the water flow is in the shape of water droplets. You can choose the mode that suits you according to your actual needs.