http://shine.yahoo.com/fashion/boxed-wine-disguised-cute-purse-genius-idea-totally-181100482.html
"Swedish brand Vernissage's "bag-in-a-bag" of wine is actually a box of wine, shaped like a handbag"
"A massive 3-liter bag will run you about $40 and is filled with French wine from Vin de Pays d'Oc."
I am not too sure this would fly in certain cities in New Hampshire. I gather a prosecutor might want to charge someone with having an open container. And State law would probably prohibit it being any passenger spot of a motor vehicle.