Dont pay too much.
These designs are 10 bucks each.
http://www.highqualitysets.com/awesome/index.html
http://www.highqualitysets.com/whoa/index.html
Most people who charge more make way crappier stuff than this.
The thing is designers will say 10 bucks is too cheap so they charge 25 or more while the truth is their galleries simply suck.