Persistent Time via Amazon offers the Redneck Beer and Soda Can Holster Belt in Camo for $1.51 plus $3.49 for shipping. Outside of the below mention, that's the lowest total price we could find for such a belt by $2. It features an adjustable strap and six beer holsters.

A close price: Deal Dreaming via eBay offers a similar product for $5.49 with free shipping.