{HEAD ~ A wall} is formed in the bottom ply which defines a well into which {TAIL ~ a fragrance sample} is deposited 
{ HEAD ~ A wall } is formed in the bottom ply which defines a well into which { TAIL ~ a fragrance sample } is deposited
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH