Encore ImpoAid Ring Kit is a reusable, easy to use product that helps maintain a rigid erection longer or to simply create a more rigid erection. The ImpoAid rings can also be used with other methods of impotence treatment. If you need a simple item to address erectile dysfunction this kit is a good place to start. Features: Ring sizes included - Encore: 3,5,7,9 Loader Cone & Sample lubricant included Can be used with ED medications or injection therapy Great for men looking to maintain an erection longer Reusable - easy to use