Feature(may vary by option.)

●Convenient 600ml size,Easy to Read Markings,To identify fluid volume.
●Stretchable connector tube,Easy, twist-open and close empty port
●Anti-reflux valves to avoid retrograde contamination and twist-valve empty ports.
●Sterilized using ethylene oxide,whizzinator kit ，Suitable for whizzinators for men drug test
●For single use only

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Description