Since {HEAD ~ the end flap structure} of the present invention is integral with the rest of {TAIL ~ the receptacle}, such structure is quite strong and there is no danger that it will be ripped or torn away during use 
Since { HEAD ~ the end flap structure } of the present invention is integral with the rest of { TAIL ~ the receptacle } , such structure is quite strong and there is no danger that it will be ripped or torn away during use
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH