Environmentally friendly materials: The garden waste bag is made of PE material, which is environmentally friendly, waterproof, anti-corrosion, heat-resistant, cold-resistant, durable. Design to Zipper and Ventilation Design: The top part has a zipper, which offers you much convenience when you put your kitchen scraps. There is a vent on the top of the bag, it has good ventilation, quickly decomposes kitchen and garden waste and turns it into useful fertilizer. Waste utilization: The compost bag turns kitchen waste and garden fertilizers useful for plant growth; improve the physiological and chemical state of the soil; mix with potting soil of certain proportion, can be used for flower beds, vegetable gardens, lawn, boskage or etc. darkens. This process often requires 3 to 6 months to break down the substances