Most of the time on this blog, I'm addressing the travel gear you take with you for plain vanilla travels: backpacking around the world, a 3-week light hiking trip, and the like. If you're going on a ski vacation, however, that opens up a whole raft of gear to worry about. None of it comes cheap and skimping can really come back to (frost)bite you.
The folks over at Backcountry.com put out a useful newsletter, then archive the stories online. Here's a good rundown on ski goggles, telling you more than enough to decide which ones will fit your needs: Finding the Right Goggles.
In many cases, you really do get what you pay for, so if you're going to be doing a lot of skiing this winter, you may want to splurge for some quality gear.