Kyrosol uses a glycerin-based, wax solving solution and was developed to dissolve and flush out hard, dry or impacted wax buildups. Syringe feature allows user to control the flow for maximum comfort during the rinsing process. Patented technology for optimum safety and comfort. Kit includes ear rinser, storage case, 15ml/0.5 oz. bottle of glycerin ear drops, ear plug, storage case and instructions. Please read complete instructions inside the box before use.