This innovative powder combines with blood to form an instant scab, sealing out dirt and impurities to help accelerate healing. Potassium ferrate powder creates a protective scab that becomes waterproof in just an hour. Because it does not rely on clotting factors, wound seal even works for people who easily bleed. Safe and effective for the whole family, from grandparents to children and even the family Pets. Respond quickly to kitchen accidents, skinned knees and DIY Mishaps wherever they occur. Pack of 2