WisdomTree WTI Crude Oil 2x Daily Leveraged is a fully collateralised Exchange Traded Commodity (ETC) designed to provide investors with a leveraged exposure to WTI Crude Oil . The ETC provides a total return comprised of 2 times the daily performance of the Bloomberg WTI Crude Oil SL Excess Return Index (BCLSLER), plus the interest revenue adjusted to reflect fees and costs associated with the product. For example, if the Bloomberg WTI Crude Oil SL Excess Return Index rises by 1% over a day, then the ETC will rise by 2%, excluding fees.