Dual Kill Bedbug Fitted Either Box Spring or Mattress Wrap, Queen 10YR Unconditional Replacement Gurrantee Bedbug treatment for Mattress and/or Box Spring - a Perimeter Face Barrier Bedbugs come in contact with Cutelin Cutelin Kills Bedbugs anywhere from on contact to 36 hours Cutelin is not a Poison Killer but a Mechanical Killer