497 1 d433714d497.htm LETTER LETTER
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SIDLEY AUSTIN LLP 787 SEVENTH AVENUE     NEW YORK, NY 10019 (212) 839 5300

(212) 839 5599 FAX

    

BEIJING BRUSSELS CHICAGO DALLAS FRANKFURT GENEVA HONG KONG HOUSTON LONDON

 

FOUNDED 1866

    

LOS ANGELES NEW YORK PALO ALTO SAN FRANCISCO SHANGHAI SINGAPORE SYDNEY

TOKYO WASHINGTON, D.C.

November 20, 2012

VIA EDGAR

Securities and Exchange Commission

100 F Street, NE

Washington, DC 20549

 

  Re:

BlackRock China Fund, a series of BlackRock FundsSM

(File Nos. 33-26305, 811-05742)

Ladies and Gentlemen:

On behalf of BlackRock FundsSM, attached for filing are exhibits containing interactive data format risk/return summary information that mirrors the risk/return summary information in the Prospectus of BlackRock China Fund (the “Fund”), dated January 30, 2012, as amended November 5, 2012, as filed pursuant to Rule 497(e) under the Securities Act of 1933, on November 5, 2012 (the “497 Filing”). The purpose of this filing is to submit the 497 Filing in XBRL for the Fund.

Any questions or comments on the 497 Filing should be directed to the undersigned at (212) 839-5583.

 

Very truly yours,

/s/ Ellen W. Harris

Ellen W. Harris

Enclosures

 

cc: Ben Archibald, Esq.

BlackRock Advisors, LLC

Sidley Austin (NY) LLP is a Delaware limited liability partnership doing business as Sidley Austin LLP and practicing in affiliation with other Sidley Austin partnerships.