Calling all Frozen fans! Head over to Amazon where right now you can score this  Frozen Thermos FUNtainer 12 ounce Bottle for just $12.88 – regularly $18.99. This thermos keeps cold for 12 hours (perfect for school or summer camp!) and has a pop up straw. Sweet! Even better, this ships FREE with a $35 order OR snag FREE 2-day shipping with Amazon Prime.