This Square Garden Growing Bag is made of tear and wear-resistant felt material that promotes healthier plant growth by naturally air pruning the roots and preventing root circling. With a convenient handle, this reusable container allows easy transplanting and over-watering protection for plants, and maximizes exposure to nutrients and fresh air. Available in sizes Small (40*30*20cm), Medium (50*30*20cm), and Large (60*30*20cm). Features: Made of felt,tear resisting,wear-resisting,reuseable. Decreased risk of transplant shock,can be transplanted anywhere. Gives plants maximum exposure to much needed nutrients and fresh air, with over-watering protection. Naturally air prune the plant's roots to prevent root circling, resulting in a healthier plant with improved overall root structure.Specifications:Material: FeltSize:S,M,LS:40*30*20cmM:50*30*20cmL:60*30*20cmThickness:2mmPackage included:1 x Garden Grow Bag