The reusable shopping bags are made of polyester fabric which is lightweight yet sturdy and all seams are reinforced with bias tape which makes our reusable bags strong enough to pack heavy groceries, like canned goods, gallons of milk. Just need a few steps to fold them and convenient enough to put bags into your drawer, kitchen, car.PMS available for product imprint.Overseas production. Lower quantity available. Includes ocean freight which are delivered to NY.