Ok, here's the next question.
Do you only want to sell in multiples of 6, or would a customer be able to add, for example, 8 to their cart ?
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.