Our gray nail spray contains acetic acid, disodium EDTA, and Melaleuca alternata oil. It can promote the healing of dry, fragile nails, repair damaged skin, eliminate odor, its use method is very simple: after washing and drying hands and feet, press 1-2 pump spray on the affected area, wait 3-5 minutes to let it absorb, daily use can get better results. Remove gray nails, reduce bacterial infections and relieve itching.