Product description Specifications: Item Type: Eye Cleaner Material: silicone 1. The eye fluid should not be too full, compared to the gas bag outlet about 0.4 inch high. 2. Before adding the eye fluid and formal use, you can try to lightly press the gas bag, try to change the gas pressure force of the water column, so as not to force the eye stimulation too much. 3. The eyecups are personal hygiene products, please do not mix with others. 4. Please do not give to children for use. 5. Eyecup for a variety of eye fluid auxiliary tools, without any therapeutic effect, please know. Package List: 1 cup for eye wash Indications That's it!