Sturdy Fabric Material: Made of 300g thickened nonwoven fabric, these pots are moderately permeable, and BPA-free Great Drainage: Nonwoven fabric means the pots do not retain excess water, allowing your roots to breathe, translating to a healthier, more vigorous growth Durable, Reinforced Handles: While the competition uses flimsy handles that are a continuation of the same fabric the pot is made from, we use serging stitches to sew handles onto the pot so they can support a full bag of soil Portable Bags: Both heavy-duty handles and rugged material means you can move bags full of soil and plants with ease Use It for Years: Bags prevent circling root structure; Combined with pruning and trimming roots, these bags can be reused for years Thickened 300 g. nonwoven fabric means your grow bags easily stand upright making it easy to fill the bag by yourself.