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Uses: It is used in a series of special products such as catheters with balloons such as urinary catheters and tracheal intubations or masks. It can be filled with water/inflatable and can also prevent water/air leakage, so that the catheter products can stay in the human body for a long time. .

Packing: The inner packing is double-layer sterile plastic bag, and the outer packing is corrugated carton.