[EXECUTION VERSION] WAIVER AGREEMENT

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                                                                   Exhibit 10.73

                                                             [EXECUTION VERSION]

                                WAIVER AGREEMENT

     THIS WAIVER AGREEMENT (this "Agreement"), dated as of December 22, 2005,
makes reference to (i) that certain Credit Agreement dated as of April 2, 2004,
among VITROCRISA COMERCIAL, S. de R.L. de C.V., a corporation (sociedad de
responsabilidad limitada de capital variable) organized and existing under the
laws of the United Mexican States ("Comercial"), VITROCRISA, S. de R.L. de C.V.,
a corporation (sociedad de responsabilidad limitada de capital variable)
organized and existing under the laws of the United Mexican States
("Vitrocrisa"), various financial institutions and BANK OF MONTREAL, as
administrative agent ("Administrative Agent"), as amended by that certain First
Amendment to Credit Agreement dated as of June 30, 2005 (as amended, restated,
supplemented or otherwise modified from time to time, the "Credit Agreement");
and (ii) that certain Libbey and Libbey Glass Guaranty dated as of April 2, 2004
(the "Libbey Guaranty") executed by each of LIBBEY INC., a Delaware corporation
("Libbey"), and LIBBEY GLASS INC., a Delaware corporation ("Libbey Glass")
(each, a "Guarantor" and together, the "Guarantors"). Unless otherwise defined
herein, terms used in this Agreement that are defined in the Credit Agreement or
the Libbey Guaranty shall have the same meanings herein as in the Credit
Agreement or the Libbey Guaranty, as applicable.

     WHEREAS, pursuant to the Libbey Guaranty, the Guarantors have guaranteed
certain of the Obligations of Vitrocrisa and/or Comercial to each of the Tranche
B Lenders and the Administrative Agent; and

     WHEREAS, the Guarantors have requested a waiver by the Tranche B Lenders
and the Administrative Agent of the requirements of Section 4.4(b) of the Libbey
Guaranty; and

     WHEREAS, the parties hereto are willing to provide such a waiver as
specifically set forth herein.

     NOW, THEREFORE, in consideration of the foregoing and for oth