MMA bags are manufactured to a high standard. Durable and long-lasting all bags are suitable for both Gym and Home use. Bags are machine-filled with fabric cuttings to approx 25kg. All bags come with a zip top allowing you to customise your bag. You can make it lighter or heavier by adding lighter or denser filling as required. heavy-duty construction material and durable and suitable for home or gym. Come to unfilled.