THE WARNACO GROUP, INC.
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement Nos. 333-159396,
333-151018, 333-108744, 333-121771 and 333-125159 on Form S-8 of our reports dated March 1, 2010,
relating to (1) the consolidated financial statements and financial statement schedule of The
Warnaco Group, Inc. and subsidiaries (the Company) (which report on the consolidated financial
statements and financial statement schedule expresses an unqualified opinion and (2) the
effectiveness of the Companys internal control over financial reporting, appearing in this Annual
Report on Form 10-K of the Company for the fiscal year ended January 2, 2010.
/s/ DELOITTE & TOUCHE LLP
New York, New York
March 1, 2010