Our outdoor compost bin processes various organic waste into organic fertilizer. With the ventilation system and large storage space, it's ideal for compost accumulation and fertilizer transfer. Made from HDPE material, this compost bin is exceptionally sturdy and has a longer lifespan! | Vevor | | Compost Bin 220 Gallon, Outdoor Expandable Composter, Easy to Setup & Large Capacity Composting Bin, Fertile Soil | Black | Best Buy