If you're interested in broad exposure to the Small Cap Blend segment of the US equity market, look no further than the SPDR S&P 600 Small Cap ETF (SLY), a passively managed exchange traded fund launched on 11/08/2005.The fund is sponsored by State Street Global Advisors. It has amassed assets over $1.80 billion, making it one of the larger ETFs attempting to match the Small Cap Blend segment of the US equity market.Why Small Cap BlendWith more potential comes more risk, and small cap companies, with market capitalization below $2 billion, epitomizes this way of thinking.Typically holding a combination of both growth and value stocks, blend ETFs also demonstrate qualities seen in value and growth investments.CostsCost is an important factor in selecting the right ETF, and cheaper funds can significantly outperform their more expensive counterparts if all other fundamentals are the same.Annual operating expenses for this ETF are 0.15%, making it one of the cheaper products in the space.It has a 12-month trailing dividend yield of 1.60%.Sector Exposure and Top HoldingsEven though ETFs offer diversified exposure which minimizes single stock risk, it is still important to look into a fund's holdings before investing. Luckily, most ETFs are very transparent products that disclose their holdings on a daily basis.This ETF has heaviest allocation to the Financials sector--about 19% of the portfolio. Industrials and Information Technology round out the top three.Looking at individual holdings, Exlservice Holdings Inc. (EXLS) accounts for about 0.63% of total assets, followed by Agree Realty Corporation (ADC) and Lantheus Holdings Inc (LNTH).The top 10 holdings account for about 5.66% of total assets under management.Performance and RiskSLY seeks to match the performance of the S&P SmallCap 600 Index before fees and expenses. The S&P SmallCap 600 Index measures the performance of the small-capitalization sector in the US equity market.The ETF has lost about -10.81% so far this year and is down about -6.95% in the last one year (as of 12/05/2022). In the past 52-week period, it has traded between $75.61 and $101.16.The ETF has a beta of 1.14 and standard deviation of 31.25% for the trailing three-year period, making it a medium risk choice in the space. With about 603 holdings, it effectively diversifies company-specific risk.AlternativesSPDR S&P 600 Small Cap ETF holds a Zacks ETF Rank of 2 (Buy), which is based on expected asset class return, expense ratio, and momentum, among other factors. Because of this, SLY is an excellent option for investors seeking exposure to the Style Box - Small Cap Blend segment of the market. There are other additional ETFs in the space that investors could consider as well.The iShares Russell 2000 ETF (IWM) and the iShares Core S&P SmallCap ETF (IJR) track a similar index. While iShares Russell 2000 ETF has $56.29 billion in assets, iShares Core S&P SmallCap ETF has $69.76 billion. IWM has an expense ratio of 0.19% and IJR charges 0.06%.Bottom-LineWhile an excellent vehicle for long term investors, passively managed ETFs are a popular choice among institutional and retail investors due to their low costs, transparency, flexibility, and tax efficiency.To learn more about this product and other ETFs, screen for products that match your investment objectives and read articles on latest developments in the ETF investing universe, please visit Zacks ETF Center. Zacks Names "Single Best Pick to Double" From thousands of stocks, 5 Zacks experts each have chosen their favorite to skyrocket +100% or more in months to come. From those 5, Director of Research Sheraz Mian hand-picks one to have the most explosive upside of all. It’s a little-known chemical company that’s up 65% over last year, yet still dirt cheap. With unrelenting demand, soaring 2022 earnings estimates, and $1.5 billion for repurchasing shares, retail investors could jump in at any time. This company could rival or surpass other recent Zacks’ Stocks Set to Double like Boston Beer Company which shot up +143.0% in little more than 9 months and NVIDIA which boomed +175.9% in one year.Free: See Our Top Stock and 4 Runners Up >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report SPDR S&P 600 Small Cap ETF (SLY): ETF Research Reports ExlService Holdings, Inc. (EXLS): Free Stock Analysis Report Agree Realty Corporation (ADC): Free Stock Analysis Report iShares Russell 2000 ETF (IWM): ETF Research Reports Lantheus Holdings, Inc. (LNTH): Free Stock Analysis Report iShares Core S&P SmallCap ETF (IJR): ETF Research ReportsTo read this article on Zacks.com click here.Zacks Investment Research