Vanguard has a very large collection of exchange-traded funds (ETFs), with choices that should appease just about any investor. One ETF that will fit in almost any portfolio is the Vanguard S&P 500 ETF (NYSEMKT: VOO).

Launched on 09/22/2010, the Vanguard Russell 1000 Growth ETF (VONG) is a passively managed exchange traded fund designed to provide a broad exposure to the Large Cap Growth segment of the US equity market.

But beyond the savings, when expense ratios are lower, investment returns are generally higher, as fees come out of returns. So, some of the already lowest fees in the business just got even lower. Here are two Vanguard ETFs in particular that look even better right now.

The Vanguard International High Dividend Yield ETF ( VYMI 0.61%) helps investors easily get access to a basket of international stocks with above-average dividend yields. Vanguard dropped the expense ratio on the fund from 0.22% to 0.17%.

Today, Vanguard launched Vanguard Ultra-Short Treasury ETF (VGUS) and Vanguard 0-3 Month Treasury Bill ETF (VBIL), two fixed income index ETFs. The pair of ETFs will be managed by Vanguard Fixed Income Group veteran,

Vanguard launched two short-term fixed-income exchange-traded funds Tuesday, adding to a spate of recent ETF launches by asset managers. The company’s Ultra-Short Treasury ETF (VGUS) and Vanguard 0-3 Month Treasury Bill ETF (VBIL) will each have an estimated expense ratio of 0.