IM4000 Dual Chamber Tumbling Composter (Black) Made in North America - The original 8 sided dual chamber tumbling composter. Beware imitations. Tumbling composter – avoid digging and mixing your compost pile by hand. The tumbling design makes mixing easy and efficient. Just close the door and turn it 5-6 times every 2-3 days. In hot sunny conditions and with a proper balance of ingredients the compost can finish in as little as 2 weeks. Easy to use – fantastic for beginners! The large openings and removable door make it easy to add Scraps/clippings and remove finished compost. Deep Fins on the body provide great ergonomic handholds. Two composter chambers are better than one – two separate sides allow the first side to finish while leaving the second side Available to add fresh Scraps/clippings. Continuously swapping sides after finishing will create an uninterrupted flow of rich, healthy compost. Total capacity 37 gallons (5 cu Ft) Durable construction – BPA free, UV inhibited, 100% post-consumer recycled polypropylene is contact safe and will not degrade under direct sunlight. The galvanized steel frame is corrosion resistant.