One pair of  5" foam surrounds suitable for the B & W speaker. This includes the:

        THE  GLUE USED BY THE INDUSTRY  TO GLUE FOAM SURROUNDS IS OF THE ACETATE FAMILY. IT IS  SOLD COMMERCIALLY AS EITHER WOOD GLUE (  PVA  ) OR  CRAFT GLUE ( EVA ).. IN THE UNITED STATES IT IS SOLD COMMERCIALLY AS ELMERS GLUE.

Specifications are as follows

                                                OUTSIDE OF LIP                      125 MM

                                           OUTSIDE OF BUMP                      114 MM

                                               INSIDE OF BUMP                        89 MM

                                                    INSIDE OF LIP                        78 MM

NOTE- YOU MAY HAVE TO TRIM THE OUTSIDE LIP.