DUAL CHAMBER BATCH COMPOSTING: Twin chamber design lets one side cook while you continue to add material to the other side for an uninterrupted supply of high-quality nitrogen-rich plant food EFFICIENT TUMBLING ACTION: Rotary design with deep fins and steel bar breaks up clumps and mixes in oxygen with no hand-mixing or digging; just give it 5-6 turns every few days for perfectly cooked compost in just a few weeks FASTER DECOMPOSITION: Black double-walled panels absorb and retain heat and air vents promote aeration for faster and more effective decomposition than with conventional compost bins SLIDING DOORS: Enclosed design reduces attracting odors and the secure sliding door panel keeps animals out and your kitchen scraps inside the composter where they belong DURABLE CONSTRUCTION FOR ALL SEASON USE: 42 gal capacity rotating compost bin is made of corrosion-resistant recycled plastic with a sturdy 18-gauge powder-coated steel frame to withstand any weather so you can keep composting all year