Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Board of Directors
Skechers U.S.A., Inc.:
We consent to the incorporation by reference in the registration statements (No. 333-87868) on Form
S-3 and (Nos. 333-71114, 333-87009 and 333-87011) on Form S-8 of Skechers U.S.A., Inc. of our
reports dated March 14, 2006, with respect to the consolidated balance sheets of Skechers U.S.A.,
Inc. and subsidiaries as of December 31, 2005 and 2004, and the related consolidated statements of
operations, stockholders equity and comprehensive income (loss), and cash flows for each of the
years in the three-year period ended December 31, 2005, and the related financial statement
schedule, managements assessment of the effectiveness of internal control over financial reporting
as of December 31, 2005, and the effectiveness of internal control over financial reporting as of
December 31, 2005, which reports appear in the December 31, 2005 annual report on Form 10-K of
Skechers U.S.A., Inc.
/s/ KPMG LLP
Los Angeles, California
March 15, 2006