For clean eyes, ears and skin in your cat without irritations and unpleasant side effects. Pure colloidal silver (20ppm), of the highest quality. Manufactured using a unique, non-chemical process. Unlike many other providers of colloidal silver, this is real silver water, not ionic silver. Particle sizes are determined by Dynamic Light Scattering. 100% natural, safe, without artificial and chemical additives. As with all our products, no superfluous fillers are used.