{TAIL ~ The compressible portion} of the receiving swab is located inside the casing, wherein by compressing the compressible portion, {HEAD ~ the transfer path} is closable towards the outside of the device 
{ TAIL ~ The compressible portion } of the receiving swab is located inside the casing , wherein by compressing the compressible portion , { HEAD ~ the transfer path } is closable towards the outside of the device
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH