{HEAD ~ An inflatable packer} is disclosed that includes {TAIL ~ inner and outer sleeves} of elastomeric material 
includes
{ HEAD ~ An inflatable packer } is disclosed that includes { TAIL ~ inner and outer sleeves } of elastomeric material
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH