The investment seeks daily investment results, before fees and expenses, that correspond to two times (2x) the daily performance of the MSCI Emerging Markets Index®. The fund invests in securities and derivatives that ProShare Advisors believes, in combination, should have similar daily return characteristics as two times (2x) the daily return of the index. The index includes 85% of free float-adjusted market capitalization in each industry group in emerging market countries. The fund is non-diversified.