Mace Security International, Inc.

                         "NOTICE OF CONFERENCE CALL"
             Second Quarter Ended June 30, 2001 Operating Results
                           Thursday, August 9, 2001
                                 11:00 AM EDT

                      CONFERENCE CALL NO. (800) 370-0740

    MOUNT LAUREL, N.J., Aug. 1 Mace Security International,
Inc. ("Mace") will conduct a conference call on Thursday,
August 9, 2001 at 11:00 AM EDT.  The conference call number is (800) 370-0740.
    A press release detailing the results for the quarter will be released
after the market closes on Wednesday, August 8, 2001.
    There will be access to a tape recording of the teleconference by calling
(877) 519-4471 and entering the reservation (pin) number 2754753.  This will
be available after the teleconference from 1:00 PM EDT, Thursday, August 9,
2001 through 5:00 PM EDT, Monday, August 13, 2001.  In addition, a live web
cast of the conference call will be available online at http://www.mace.com or
http://www.streetevents.com.  A tape recording of the teleconference will also be
available on the Company's website through October 1, 2001.
    Please contact Eduardo Nieves, Jr., Director of Investor Relations, by
phone at (856) 778-2300; or fax (856) 439-1723; or email ednieves@msn.com if
there are any questions.

    Mace Security International, Inc. is a provider of car care services,
which owns and operates car and truck washes nationwide.

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