1Moderate Water Stream: This nasal irrigator is easy to operate, you can control the water pressure, and the water stream is even and gentle, you will not choke on water during use. 2Children Use: This nasal irrigation device has a three hole spray head, the water flow is gentle, and the nose will not be irritated during the cleaning process, very suitable for children. 3Changeable Spray Head: The nasal irrigation set also has a single spray head to be chosen. It can flush the dust and other foreign objects in the nasal cavity, clean the nose in all directions, and let you breathe freely. The single hole nozzle is suitable for adults. 4Appropriate Angle: This nasal irrigator adopts a scientific design with a 60 degree angle, so that you can wash and clean your nose comfortably, and the water will flow smoothly without causing you to choke. 5Clear Scale: The bottle body is made of LDPE material, will not deform and crack, very safe and environmentally friendly. The scale of the bottle is clear, and it has a non slip design, which is easy to hold.