PruneX Pots fabric pots are use a THICK fabric material! A durable, portable growing solution. Made of EXTRA heavy-duty fabric with sewn on handles for easy transport, these pots provide excellent drainage and do not trap heat. The fabric allows plant roots to branch off creating a greater root mass. They work great for indoor and outdoor use. "Velcro transplant flap only available in 1, 2, 3, 5, 7, and 10 gallon sizes"