Our ear hole care spray contains sophora flavescens, Rhus chinensis, and fresh white skin. It can effectively care for perforation, reduce swelling, prevent infection, and promote rapid healing of new perforation; Clean and treat, a fresh spray gently cleans and soothes irritated and irritated skin. Its usage is simple: 1. Shake the bottle to make the formula effective; 2. Spray on the affected area; 3. After drying, cover it again. For optimal results, use 2-3 times a day. Earhole nursing spray prevents infection, reduces pain and swelling.