Quantity: 2 piece Size: 35x60CM+45x80CM Sealed design: accelerate fermentation and decomposition Handle design: webbing handle to facilitate the movement of the compost bag Manually take the fertilizer door: the use of Velcro, easy to view the process, easy to use High-quality thick PE material: firmness relatively high, waterproof and sunscreen Three-dimensional vent design: increase oxygen supply and accelerate fermentation and decomposition Sliding door upper cover: easy to see the progress, easy to use Material: thickened PE material Fermentation period: 2-3 months Product use: compost, make compost, no need to buy soil and organic fertilizer, one-time control the source is good, and there will be fewer pests and diseases in the later stage of soil activation