X-Large Capacity & Durable Material: reusable grocery bags can hold up to 50+ pounds of groceries and replaces 2-3 conventional grocery bags. Being made of ripstop and nylon Fabric which makes them hold heavy loads safely.And there is no seams at the bottom of the bag .And foldable reusable shopping bags are reinforced with bias tape which makes them hold heavy loads safely.Long handles of the shopping bags for groceries suitable for hand holding or carry on the shoulder for easier carrying.