Are we talking about this $150 case?
Amazon.com: Lifeproof Case for Apple Iphone 5 - Black: Cell Phones & Accessories
Yup. No clue why it's so much on Amazon.
$80 from Best Buy.
http://www.bestbuy.com/site/LifeProof+-+Case+for+Apple%26%23174%3B+iPhone%26%23174%3B+5+-+Black/6936908.p;jsessionid=3A5B842B87B4D863EC4034022DB70779.bbolsp-app01-08?id=1218814987241&skuId=6936908&st=lifeproof%20iphone%205&cp=1&lp=1