Rebranding into Google Product Search
To get a better understanding what it is, it's
Google Product Search now, no longer Froogle and can be found as a vertical search option under the 'more' link on
Google.com.

Google Product Search Home
The results page initially sorted by relevance got a more user friendly outfit moving the products and the filter for Google Checkout to the top of the page and the other refinements to the bottom, thus Google Product Search promotes
Google Checkout.

Google Product Search Results
Since people tend to start their web search from the main Google site the newly branded Google Product Search got a prominent position on top of the web results page:

Google Product Search Promotion
Overall it's a step into a more serious product strategy. Of course, there is also competition from other comparison engines like Yahoo Shopping & PayPal, who might follow this strategy pushing the paypal checkout button and Shopzilla, Shopping.com (eBay), Dealio...
From Google:
Labels: branding, ecommerce, google, markets