I'm hardcore oxy right now and I can tell you that these are awesome! They are a useable and you don't "eat" them, which means you can get all of the buffs and health/MP gains that they offer without having to waste those precious adventures on resting at your campground. I'm gonna go with somoya "best $10 I've spent in a long time". If you want to know specifically and in detail what the snowcones do, I have to tell you to go to
http://thekolwiki.net/wiki/Main_Page (Sorry KoLColdfront).