Easily convert a picnic cooler into an efficient mash tun. Having a picnic cooler mash tun insulates your mash to help you maintain a more constant mash temperature, which results in better tasting beer. This kit includes easy to follow instructions on how to easily convert a picnic cooler. All the necessary shank and assembly parts are included and tubing parts are pre drilled. Plus, when you are finished using the cooler for your mash tun, the kit is easily dismantled and converted back to a cooler.