High absorption, less dressing changes, easier to apply. It would take 29 gauze pads to absorb the same amount of fluid as one powerflex afd bandage. Expands when wet, increasing absorption and retention of fluid while keeping surrounding tissue healthy. Gauze does not. Powerflex afd has a waterproof layer that prevents leakage and contamination. Traditional bandage is not waterproof.Color: BlackSize: 4''