Centerline 60 as used herein generally describes {HEAD ~ a segment} between {TAIL ~ rows} of container receiving apertures 25 and between layers of flexible sheet 20 
between
Centerline 60 as used herein generally describes { HEAD ~ a segment } between { TAIL ~ rows } of container receiving apertures 25 and between layers of flexible sheet 20
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH