If an opening is now desired to enable {HEAD ~ insertion} of {TAIL ~ an elongated object}, an opening can be formed without cutting, tearing or touching the piece of the shrink tube which will be needed later for sealing the object in the opening 
If an opening is now desired to enable { HEAD ~ insertion } of { TAIL ~ an elongated object } , an opening can be formed without cutting , tearing or touching the piece of the shrink tube which will be needed later for sealing the object in the opening
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH