Non-woven Fabric Planter Liner: The window box liner is made of felt. Its good breathability and moisture retention provide a superior growing environment for plants. Compared with liners, it can effectively prevent birds from using it as nesting material. Planter Lining Size: You receive 3pcs black trough planter liner, measuring 30 inches long, 7.9 inches wide, and 7.9 inches deep, a grower's favorite lining size for hanging baskets, window box, vegetables pot, fence flower baskets, wire plant holder, etc. Practical and : It's fabric is thick enough to lock in moisture to keep the soil moist, it is deep enough for root growth and can also provide the air circulation needed for plant growth. With its help, you can not only get high-quality plants can also extend the service life of the . Easy to use: The planter basket liner adopts a folding design, just unfold it and place it in a suitable sized window basket liners, add soil, plants and an appropriate amount of water. Perfect for