VIVOSUN 1-Pack 1 Gallon Heavy Duty Thickened Nonwoven Fabric Pots Grow Bags with Handles Sold by 1 pack Made of 300D thickened nonwoven fabric, reinforced and durable with sturdy handle straps. Provides aeration, enhancing root structure, resulting in a vigorous plant with more flowers and fruits and increased insect and disease resistance. Prevents circling roots and air-prunes the plant's root structure. 100% soil-friendly non-woven fabric Excellent mobility - easy for pick up &amp; move UV resistant fabric - durable in use Price wise &amp; lightweight Particular sewing technique ensures durable in use Breathable fabric for keeping roots and soil oxygenated &amp; cool Great for developing strong, fibrous roots and keeping them healthy without needing regular root pruning Less impact on the environment since its bio-degradable feature Great flexibility makes re-potting easy Automatically air-prune feature ensures the roots do not entangle itself and allows more surface area for mineral and water absorption