Compost Wizard Dual Senior Starter KitGet started composting right with the Compost Wizard Dual Senior Starter Kit. The Compost Wizard Dual Senior combines some of the greatest features in our tumblers to create a compact tumbler that does it all. With compost tumblers, users are restricted to working with one batch at a time. The Dual Senior overcomes this drawback by supporting two batches running simultaneously. Each 40+ gallon chamber is separated and can compost independently. As