Aptus SentrX Eye Gel is a patented biomaterial in the form of a chemically modified cross-linked hyaluronic acid, with high viscosity.Recommended for dry eyes, injuries and changes in the eye. The high viscosity helps Aptus SentrX Eye Gel to have good staying power in the eye.The gel is suitable for use in cases of eye damage and changes, to optimally lubricate, protect and moisturise the eye (or rehydrate the tissues).Facts about SentrX Eye Gel:Contains water, hyascent-S, sodium chloride, disodium phosphate, potassium chloride and potassium phosphate.Contains no preservatives.Store at room temperature.Opened package should be used within one month.Take care with hygiene and use gloves.Shake the bottle well before use.When the pet blinks, the gel spreads over the entire surface.