Affordable, easy-to-use, and highly effective, this 216-Gallon Compost Bin Composter for Home Composting is expandable up to 4 feet in diameter. It's adjustable size makes it ideal for homeowners with limited space availability and it's especially convenient in metropolitan areas. This bin features a perforated open-air system which allows maximum ventilation and rapid composting. It is incredibly easy to assemble and use and is very affordable for the homeowner who doesn't want to spend a lot on a compost bin. Recycling your organic resources will save you money and is great for the environment.