Pack size: 12 packs, 20 gallons black grow bag with handle, 20 gallon pot size: 19.7"diameter x 15.8" height Material: Made of thickened non-woven fabric, breathable, non-toxic and harmless and durable Scientific Design: These grow bags provide excellent aeration , good air permeability and drainage Handle process: Wide polypropylene ribbon handle, better tension, handle reinforcement lining, easy to move bags filled with soil and plants Instructions: Washable, easy to clean, can be reused every year (no swelling in the basin, good permeability, prevent water excessive water without having to worry about)