Futures contracts are the purest vehicle to use for trading commodities. These contracts are more liquid than option contracts, and you don’t have to worry about the constant options time decay in value that options can experience. ETF futures and options are derivative products built on existing exchange-traded funds. Futures represent an agreement to buy or sell shares of an underlying ETF at an agreed-upon price on or before a specified date in the future. Options, on the other hand, give the holder the right, but not the obligation, Futures contracts are the purest vehicle to use for trading commodities. These contracts are more liquid than option contracts, and you don’t have to worry about the constant options time decay in value that options can experience.