Thermoseal Proxa WS (Wide Space) dental cleaning brush is designed to clean various interdental spaces. It works by cleaning off braces, dental bridges and other spaces between the teeth. It uses a plastic-coated wire material and has a smooth inward-outward motion to improve movement. It is integrated with a rubber grip to ensure it stays intact and will not slip easily. Thermoseal Proxa WS dental cleaning brush helps you effectively combat gum diseases. Directions for use: 1. Insert Thermoseal interdental brush carefully between the teeth 2. Move it at the back of the mouth with in and out motions 3. Do not use a twisting motion4. Rinse mouth after use and brush with your regular toothbrush.5. Wash your Thermoseal proxa Interdental Brush after use.6. Change your Thermoseal Proxa Interdental brush every weekUse under medical supervision