Supply: set of 3 plant bags, dimensions: 30 x 36 cm, volume: 30 l, color: brown, green, black and our friendly customer service. Thick Felt: Plant bags use more soft, durable, heat-insulating and weather-resistant felt. wear is permeable and can drain excess water, preventing root rot from over watering. Scientific Design: Our potato bag features a 17 x 20 velcro window cm on both sides, there is no need to remove the plants or soil and mature. plant products can be viewed at any time. It is easy to harvest and does not stop plant growth due to poor observation. Wide applications: The planting bag is very suitable for for growing potatoes and some other plants can be used, for example , organic vegetables, organic fruit, strawberries, carrots, onions, flowers and more. After-sales: you can use the sack for planting for several seasons, in winter the plants can also grow in isolated environment; without freezing.< / p>