Free Writing Prospectus

Filed Pursuant to Rule 433

Registration No. 333-169119

July 9, 2012

ayt IPATH® Gems aSIA 8 etn nOTE dESCRIPTION tHE IPATH® Gems aSIA 8 etn IS DESIGNED TO PROVIDE INVESTORS WITH EXPOSURE TO THE bARCLAYS GLOBAL eMERGING mARKETS sTRATEGY (Gems) aSIA 8 iNDEXtm. iNDEX dESCRIPTION tHE bARCLAYS GLOBAL eMERGING mARKETS sTRATEGY (Gems) aSIA 8 iNDEXtm (the “Index”) is designed to provide exposure to the total return on LOCAL CURRENCIES IN SPECIFIED EMERGING aSIAN MARKETS THROUGH SHORT-TERM, LIQUID AND DIVERSIFIED INSTRUMENTS. tHE iNDEX CONSTITUENT CURRENCIES ARE THE iNDONESIAN RUPIAH, THE iNDIAN RUPEE, THE PHILIPPINE PESO, THE sOUTH KOREAN WON, THE tHAI BAHT, THE mALAYSIAN RINGGIT, THE tAIWANESE DOLLAR AND THE ¢HINESE YUAN. nOTE dETAILS ¢UMULATIVE iNDEX rETURN2 tICKER affit iNTRADAY iNDICATIVE ffALUE tICKER affit.iff ¢UsiP 06738G878 PRIMARY EXCHANGE nffise aRCA ffiEARLY FEE1 0.89$ iNCEPTION DATE 422008 mATURITY DATE 482038 iSSUER bARCLAYS bANK Pl¢ Barclays Global Emerging Markets Strategy (GEMS) Asia 8 Index™ iNDEX dETAILS sOURCE: bARCLAYS (BASED ON DAILY RETURNS 408-312 SINCE nOTE INCEPTION DATE). iNDEX NAME 2 bARCLAYS GLOBAL eMERGING mARKETS sTRATEGY (GEMS) Asia 8 Index™ iNDEXRETURNSAREFORILLUSTRATIVEPURPOSESONLYANDDONOTREPRESENTACTUALIPATHetnPERFORMANCE.iNDEXPERFORMANCERETURNSDONOTREFLECTANYMANAGEMENTFEES,TRANSACTIONCOSTSOREXPENSES.iNDEXESAREUNMANAGEDANDONECANNOTINVESTDIRECTLYINANINDEX.PASTPERFORMANCEDOESNOTGUARANTEEFUTURERESULTS.FOR CURRENT iNDEX AND IPATH etn PERFORMANCE, GO TO WWW.IPATHetn.COM. ¢OMPOSITION ¢URRENCIES nUMBER OF COMPONENTS 8 fiEIGHTED AVERAGE IMPLIED YIELD* 2.19$ bLOOMBERG iNDEX TICKER iNDEX ¢OMPOSITION bfliiGma8 iNCEPTION DATE 422008 bASE VALUE AND DATE 100 AS OF 422008 iNDEX SPONSOR bARCLAYS * bASED ON THE SPOT AND FORWARD FIXINGS OF THE iNDEX FROM THE ROLL DATE ON 32012. ALCULATED AS THE WEIGHTED AVERAGE OF THE ONE MONTH IMPLIED LOCAL DEPOSIT RATES OF THE INDEX CONSTITUENT CURRENCIES DERIVED FROM OFFICIAL iNDEX DATA AS OF SUCH DATE. sOURCE: bARCLAYS, AS OF 3202012. iNDEX COMPOSITION IS SUBJECT TO CHANGE. 1 tHEINVESTORFEEISEQUALTOTHEffiEARLYFEETIMESTHECLOSINGINDICATIVEVALUETIMESTHEDAILYINDEXFACTOR,CALCULATEDONADAILYBASISINTHEFOLLOWINGMANNER:tHEINVESTORFEEONTHEINCEPTIONDATEWILLEQUALZERO.oNEACHSUBSEQUENTCALENDARDAYUNTILMATURITYOREARLYREDEMPTION,THEINVESTORFEEWILLBEEQUALTOTHEffiEARLYFEETIMESTHECLOSINGINDI CATIVEVALUEONTHEIMMEDIATELYPRECEDINGCALENDARDAY(ORTHEEXCOUPONINDICATIVEVALUEIFSUCHDAYWASANINDEXROLLDATE)TIMESTHEINDEXFACTORONTHATDAY(OR,IFSUCHDAYISNOTANINDEXBUSINESSDAY,ONE)DIVIDEDBY365.tHEINDEXFACTORONANYDAYWILLEQUALTHECLOSINGLEVEL OF THE iNDEX ON SUCH DAY DIVIDED BY THE CLOSING LEVEL OF THE iNDEX ON THE IMMEDIATELY PRECEDING INDEX BUSINESS DAY. PAGE 1 OF 3 -23$ -15$ -8$ 0$ 8$ 15$ mAR 08 sEP 08 mAR 09 sEP 09 mAR 10 sEP 10 mAR 11 sEP 11 mAR 12 ¢Hina 13.16$ PHiliPPines 12.89$ malaffisia 12.77$ tHailand 12.75$ taifian 12.43$ indonesia 12.25$ soUtH Korea 12.14$ india 11.62$

ayt aNNUALIZED PERFORMANCE, sTANDARD dEVIATION aND ¢ORRELATION HISTORY 5-ffiEAR rETURN $ aNNUALIZED 3-ffiEAR rETURN $ aNNUALIZED 1-ffiEAR rETURN $ aNNUALIZED 6-MONTH rETURN $ 3-MONTH rETURN $ sTANDARD dEVIATION $ iNDEX ¢ORRELATIONS4 aNNUALIZED3 2.07 -0.72 5.61 NA 1.00 bARCLAYS GLOBAL eMERGING mARKETS sTRATEGY (Gems) aSIA 8 iNDEXtm 2.60 6.09 s&P 500 iNDEX 12.59 25.89 8.54 23.42 2.01 16.23 0.70 20.89 0.79 ms¢i eaFe iNDEX 10.86 14.56 -5.77 17.13 -3.51 ms¢i eMERGING mARKETS iNDEXsm 14.08 19.13 -8.80 25.07 4.67 0.89 25.12 7.71 6.83 6.25 2.70 0.30 bARCLAYS U.s. aGGREGATE bOND iNDEX 0.04 1.43 dOW JONES-Ubs ¢OMMODITY iNDEX tOTAL rETURNsm 1.23 -16.28 9.05 -2.78 0.89 17.97 0.74 sOURCE: bLACKrOCK, bARCLAYS, s&P, ms¢i, dOW JONES-Ubs, AS OF 033112. iNDEX RETURNS ARE FOR ILLUSTRATIVE PURPOSES ONLY AND DO NOT REPRESENT ACTUAL IPATH etn PERFORMANCE. iNDEX PERFORMANCE RETURNS DO NOT REFLECT ANY MANAGEMENT FEES, TRANSACTION COSTS OR EXPENSES. iNDEXES ARE UNMANAGED AND ONE CANNOT INVEST DIRECTLY IN AN INDEX. PAST PERFORMANCE DOES NOT GUARANTEE FUTURE RESULTS. FOR CURRENT iNDEX AND IPATH etn PERFORMANCE, GO TO WWW.IPATHetn.COM. 3 sTANDARD DEVIATION IS A MEASURE OF VARIABILITY FROM THE EXPECTED VALUE. sTANDARD dEVIATION $ aNNUALIZED IS BASED ON MONTHLY RETURNS FOR 309-312, AND DESCRIBES HOW THE ANNUAL RETURNS IN A GIVEN ANNUAL PERIOD ARE LIKELY TO DIFFER FROM AVERAGE ANNUALIZED RETURNS. bECAUSE THE sTANDARD dEVIATION $ aNNUALIZED IS BASED ON HISTORICAL DATA, IT MAY NOT PREDICT VARIABILITY IN ANNUALIZED PERFORMANCE OF THE etnS IN THE FUTURE. sOURCE: bLACKrOCK, bARCLAYS 4 ¢ORRELATIONS BASED ON MONTHLY RETURNS 309 - 312. ORRELATION IS THE TERM USED TO DESCRIBE THE STATISTICAL RELATIONSHIP BETWEEN TWO OR MORE QUANTITIES OR VARIABLES. PERFECTLY CORRELATED ASSETS WILL HAVE A CORRELATION COEFFICIENT OF ONE, WHILE THE CORRELATION COEFFICIENT WILL BE ZERO WHEN RETURNS ON TWO ASSETS ARE COMPLETELY INDEPENDENT. sOURCE: bLACKrOCK, bARCLAYS sELECTED rISK ¢ONSIDERATIONS aNINVESTMENTINTHEIPATHetnSDESCRIBEDHEREIN(THE“ETNs”)INVOLVESRISKS.sELECTEDRISKSARESUMMARIZEDHERE,BUTWEURGEYOUTOREADTHEMOREDETAILEDexplanation of risks described under “Risk Factors” in the applicable prospectus supplement and pricing supplement ffiOUmAYlOSEsOMEORaLLOFffiOURPRINCIPAL:tHEetnSAREEXPOSEDTOANYDECREASEINTHELEVELOFTHEUNDERLYINGINDEXBETWEENTHEINCEPTIONDATEANDTHEAPPLICABLEVALUATIONDATE.aDDITIONALLY,IFTHELEVELOFTHEUNDERLYINGINDEXISINSUFFICIENTTOOFFSETTHENEGATIVEEFFECTOFTHEINVESTORFEEANDOTHERAPPLICABLECOSTS,YOUWILLLOSESOMEORALLOFYOURI NVESTMENTATMATURITYORUPONREDEMPTION,EVENIFTHEVALUEOFSUCHINDEXHASINCREASED.bECAUSETHEetnSARESUBJECTTOANINVESTORFEEANDANYOTHERAPPLICABLECOSTS,THERETURNONTHEetnSWILLALWAYSBELOWERTHANTHETOTALRETURNONADIRECTINVESTMENTINTHEINDEXCOMPONENTS. tHE etnS ARE RISKIER THAN ORDINARY UNSECURED DEBT SECURITIES AND HAVE NO PRINCIPAL PROTECTION. ¢REDITOFbARCLAYSbANKPl¢:tHEetnSAREUNSECUREDDEBTOBLIGATIONSOFTHEISSUER,bARCLAYSbANKPl¢,ANDARENOT,EITHERDIRECTLYORINDIRECTLY,ANOBLIGATIONOFORGUARANTEEDBYANYTHIRDPARTY.aNYPAYMENTTOBEMADEONTHEetnS,INCLUDINGANYPAYMENTATMATURITYORUPONREDEMPTION,DEPENDSONTHEABILITYOFbARCLAYSbANKPl¢TOSATISFYITSOBLIGATIONSASTHEYC OMEDUE.aSARESULT,THEACTUALANDPERCEIVEDCREDITWORTHINESSOFbARCLAYSbANKPl¢WILLAFFECTTHEMARKETVALUE,IFANY,OFTHEetnSPRIORTOMATURITYORREDEMPTION.iNADDITION,INTHEEVENTbARCLAYSbANKPl¢WERETODEFAULTONITSOBLIGATIONS,YOUMAYNOTRECEIVE ANY AMOUNTS OWED TO YOU UNDER THE TERMS OF THE etnS. eXCHANGErATErISK:bECAUSETHEPERFORMANCEOFTHEUNDERLYINGINDEXISLINKEDTOTHEEXCHANGERATESBETWEENTHEINDEXCONSTITUENTCURRENCIESANDTHEUsDOLLAR,THELEVELOFTHEUNDERLYINGINDEXMAYBEAFFECTEDBYUNPREDICTABLECHANGESINCURRENCYPRICES,INCLUDINGASARESULTOFGOVERNMENTACTION.bECAUSESOMEORALLOFTHEINDEXCONSTITUENTCURRENCIESDO NOTFLOATFREELYANDARECURRENTLYEITHERMANAGEDORPEGGEDBYTHEIRRESPECTIVEGOVERNMENTSNDTHEEXCHANGERATESOFMANAGEDANDPEGGEDCURRENCIESTENDTOFLUCTUATESIGNIFICANTLYLESSTHANTHOSEOFFREE-FLOATINGCURRENCIES,THEREISLIMITEDPOTENTIALFORTHEINCREASE IN VALUE OF THE UNDERLYING INDEX. IP-affit-i0312 eMERGINGmARKETrISK:tHEMARKETVALUEOFTHEetnSMAYBEINFLUENCEDBYMANYUNPREDICTABLEFACTORSANDMAYFLUCTUATEBETWEENTHEDATEYOUPURCHASETHEMANDTHEMATURITYDATEOEDEMPTIONDATE.iNVESTMENTSINEMERGINGMARKETCURRENCIESCARRIESTHERISKOFLOSSFROMUNFAVORABLEFLUCTUATIONSINCURRENCYEXCHANGERATESDUETOECONOMIC,SOCIAL,POLITICAL,FIN ANCIALANDMILITARYCONDITIONSINTHEEMERGINGMARKETS.tHEetnSMAYBESUBJECTTOMOREVOLATILITYTHANINVESTMENTS OUTSIDE OF EMERGING MARKETS. PAGE 2 OF 3

ayt tOP iNDEX HOLDINGS ¢OUNTRY fiEIGHT $ iMPLIED ffiIELD ¢OMPONENT -0.35$ ¢HINA 13.16 ¢HINESE ffiUAN rENMINIBI PHILLIPINE PESO PHILIPPINES 12.89 1.08$ mALAYSIAN rINGGIT mALAYSIA 12.77 2.20$ tHAI bAHT tHAILAND 2.01$ 12.75 12.43 -0.14$ tAIWANESE dOLLAR tAIWAN 1.43$ iNDONESIAN rUPIAH iNDONESIA 12.25 sOUTH KOREAN fiON sOUTH KOREA 12.14 2.18$ iNDIAN rUPEES iNDIA 11.62 9.68$ sOURCE: bARCLAYS, AS OF 3202012. iNDEX COMPOSITION IS SUBJECT TO CHANGE. mARKET AND ffOLATILITY rISK: tHE MARKET VALUE OF THE etnS MAY BE INFLUENCED BY MANY UNPREDICTABLE FACTORS AND MAY FLUCTUATE BETWEEN THE DATE YOU PURCHASE THEM AND THE MATURITY DATE OR REDEMPTION DATE. ffiOU MAY ALSO SUSTAIN A SIGNIFICANT LOSS IF YOU SELL YOUR etnS IN THE SECONDARY MARKET. FACTORS THAT MAY INFLUENCE THE MARKET VALUE OF THE etnS INCLUDE PREVAILING MARKET PRICES OF THE U.s. STOCK OR FOREIGN EXCHANGE MARKETS, THE INDEX COMPONENTS INCLUDED IN THE UNDERLYING INDEX, AND PREVAILING MARKET PRICES OF OPTIONS ON SUCH INDEX OR ANY OTHER FINANCIAL INSTRUMENTS RELATED TO SUCH INDEX; AND SUPPLY AND DEMAND FOR THE etnS, INCLUDING ECONOMIC, FINANCIAL, POLITICAL, REGULATORY, GEOGRAPHICAL OR JUDICIAL EVENTS THAT AFFECT THE LEVEL OF SUCH INDEX OR OTHER FINANCIAL INSTRUMENTS RELATED TO SUCH INDEX. a tRADING mARKET FOR THE etnS mAY nOT dEVELOP: aLTHOUGH THE etnS ARE LISTED ON nffise aRCA, A TRADING MARKET FOR THE etnS MAY NOT DEVELOP AND THE LIQUIDITY OF THE etnS MAY BE LIMITED, AS WE ARE NOT REQUIRED TO MAINTAIN ANY LISTING OF THE etnS. nO iNTEREST PAYMENTS FROM THE etnS: ffiOU MAY NOT RECEIVE ANY INTEREST PAYMENTS ON THE etnS. rESTRICTIONS ON THE mINIMUM nUMBER OF etnS AND dATE rESTRICTIONS FOR rEDEMPTIONS: ffiOU MUST REDEEM AT LEAST 50,000 etnS OF THE SAME SERIES AT ONE TIME IN ORDER TO EXERCISE YOUR RIGHT TO REDEEM YOUR etnS ON ANY REDEMPTION DATE. ffiOU MAY ONLY REDEEM YOUR etnS ON A REDEMPTION DATE IF WE RECEIVE A NOTICE OF REDEMPTION FROM YOU BY CERTAIN DATES AND TIMES AS SET FORTH IN THE PRICING SUPPLEMENT. UNCERTAIN tAX tREATMENT: sIGNIFICANT ASPECTS OF THE TAX TREATMENT OF THE etnS ARE UNCERTAIN. ffiOU SHOULD CONSULT YOUR OWN TAX ADVISOR ABOUT YOUR OWN TAX SITUATION. bARCLAYS bANK Pl¢ HAS FILED A REGISTRATION STATEMENT (INCLUDING A PROSPECTUS) WITH THE se¢ FOR THE OFFERING TO WHICH THIS COMMUNICATION RELATES. bEFORE YOU INVEST, YOU SHOULD READ THE PROSPECTUS AND OTHER DOCUMENTS bARCLAYS bANK Pl¢ HAS FILED WITH THE se¢ FOR MORE COMPLETE INFORMATION ABOUT THE ISSUER AND THIS OFFERING. ffiOU MAY GET THESE DOCUMENTS FOR FREE BY VISITING WWW.IPATHetn.COM OR edGar ON THE se¢ WEBSITE AT WWW.SEC.GOV. aLTERNATIVELY, bARCLAYS bANK Pl¢ WILL ARRANGE FOR bARCLAYS ¢APITAL iNC. TO SEND YOU THE PROSPECTUS IF YOU REQUEST IT BY CALLING TOLL-FREE 1-877-764-7284, OR YOU MAY REQUEST A COPY FROM ANY OTHER DEALER PARTICIPATING IN THE OFFERING. bLACKrOCK iNVESTMENTS, ll¢ ASSISTS IN THE PROMOTION OF THE IPATH etnS. IP-affit-i0312 tHE etnS MAY BE SOLD THROUGHOUT THE DAY ON THE EXCHANGE THROUGH ANY BROKERAGE ACCOUNT. ¢OMMISSIONS MAY APPLY AND THERE ARE TAX CONSEQUENCES IN THE EVENT OF SALE, REDEMPTION OR MATURITY OF etnS. “Barclays Global Emerging Markets Strategy (GEMS) Asia 8 Indextm” is a trademark of Barclays Bank PLC. © 2012 bARCLAYS bANK Pl¢. aLL RIGHTS RESERVED. IPATH, IPATH etnS AND THE IPATH LOGO ARE REGISTERED TRADEMARKS OF bARCLAYS bANK Pl¢. aLL OTHER TRADEMARKS, SERVICEMARKS OR REGISTERED TRADEMARKS ARE THE PROPERTY, AND USED WITH THE PERMISSION, OF THEIR RESPECTIVE OWNERS. IP-0556-0512 1-877-764-7284 WWW.IPATHETN.COM PAGE 3 OF 3 nOT Fdi¢ iNSURED - nO bANK GUARANTEE - mAY lOSE ffALUE