Cheap Truck Bed Cap

[PHFIRENO7783]

Looking for a truck bed cap, nothing fancy. Just looking for something to keep the snow (yes I said snow and its only August) out of my bed. Im looking for something like the links below:

http://pittsburgh.craigslist.org/pts/1327953214.html

http://pittsburgh.craigslist.org/for/1283309305.html