Castle Cooler & Drink Holders

https://www.youtube.com/watch?v=-3uCgtWa0pA

I designed a cooler for the beach that uses the sand itself as insulation. Just place the cooler under the sand and fill it up with your favorite sodas. The cooler also has a tray for easy retrieval and a lid to keep the sand out. To complement the cooler, there is also a set of two drink holders that can keep your drink in its place as you relax on the beach. You can even fill it up with water and freeze it in advance so you can keep your drink c