Features: The nasal cleaning bottle is designed according to the internal physiological structure of the human nasal cavity, which helps remove dirt, pollen residues, dust, etc. It is a practical product for daily nasal maintenance. Easy to use: Just turn the nasal sinus rinse bottle upside down and press the button, without squeezing the nasal pot. Water will sprays into one nostril and out the other. Wash your hands before starting, and fill the bottle with warm or previously boiled water. Please ensure that the water temperature is about 37 /98.6 . The unique structure and patented button enable perfect water flow, suitable for adults and children. Each connection of the nasal cleaning bottle is designed to avoid leakage. One button control, inverts the bottle, press the bottom button to drain water, and release to stop. Specifications: Material: PP+ABS Color: Blue Size: Approx. 6.5x24cm/2.55x9.44inch Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Nose Wash Bottle 1x Single Hole Nozzle 1x Perforated Nozzle 1x Dust Cover