I think POC Receptor Bug Helmets look good
http://www.pocsports.com/en/7/snow-helmets
or the salomon helmets
http://www.salomon.com/de/range/helmets-back-protections-alpin.html#freeski-helmet
Go to a shop, try a few and then take the one that fits best, I guess you are looking for park or backcountry helmets, when you say you don't want to look retarded.