S: 25*30CMM: 30*35CML: 35*40CMHarvest Window: Unlike other potato grow bags, ours have Harvest visualizations windows, through which you can observe the growth of the plant more comprehensively and more clearly. Save your energy and time.Breathable Material: The non-woven fabric is moderately permeable, which can drain extra water, avoiding root rot caused by excessive watering. Fabric pots are of great benefit to air pruning of the roots which translates to more roots created to absorb more nutrients and water. Make plants grow vigorously.Large Capacity & Durable: 3sizes which is enough room to produce the tubers and let the roots to grow without swirling or growing in a circle. It is beneficial to provide a health growth environment for plants. And our plant grow bag are more durable, can last for five or more growing seasons.Sturdy Handle Straps: The handle of bag is more durable and longer than other bags. Handles at the top of planter bags that give you the opportunity to move it easily. Neat seams on the connection surface of handle and bag enable the handle doesnt rip.Multiple Uses: Potato planting bags are ideal for for terraces, patios, gardens, balconies, greenhouses and any indoor/outdoor space. They can be used to plant potato, taro, radish, carrots, onions, fruit, and other root vegetables. Also, with this bag, the plants stay warm during the cold months and cooler in summer.