June 27, 2011

Securities and Exchange Commission
Division of Corporation Finance
Washington, D.C. 20549
Attention: Pamela Long

Re: Mace Security International, Inc. Registration Statement
on Form S-1 (File No. 333-173848)

Ladies and Gentlemen:

          We respectfully request that the Commission, acting pursuant to Section 8(a) of the Securities Act of 1933, as amended, and pursuant to Rule 461(a) promulgated thereunder, enter an appropriate order declaring the above-captioned Registration Statement on Form S-1 effective as of 4:00 p.m., June 29, 2011, or as soon thereafter as practicable.

          In connection with this request, Mace Security International, Inc. (the “Company”) acknowledges: (i) that should the Commission or the staff, acting pursuant to delegated authority, declare the filing effective, it does not foreclose the Commission from taking any action with respect to the filing; (ii) the action of the Commission or the staff, acting pursuant to delegated authority, in declaring the filing effective, does not relieve the Company from its full responsibility for the adequacy and accuracy of the disclosure in the filing; and (iii) the Company may not assert the staff comments and the declaration of effectiveness as a defense in any proceeding initiated by the Commission or any person under the federal securities laws of the United States.

          Please direct any questions regarding the Registration Statement or this request to the undersigned at the Company at 215-259-5670 or Gerald J. Guarcini at Ballard Spahr LLP at 215-864-8625

Sincerely,
 

/s/ Gregory M. Krzemien  

Gregory M. Krzemien 

Chief Financial Officer