Specification:
Color: clear
Material: silicone
Product Size: 2.1×1.5cm/0.83×0.59in; outer diameter: 1.8cm/0.71in, inner diameter: 1.2cm/0.47in
Package details:
8 x duckbill valves
Note:
Due to manual measurement, the size and weight may have a certain error.
Due to the difference between monitors, there may be a slight color difference.