Waterpik Plaque Seeker Tip Spare 2 PCFor implants, crowns, bridges, and other restorations. Tip is designed to provide the benefits of pulsating water. It has three thin tufts of bristles to access stubborn plaque around implants, crowns, bridges, veneers, and other areas that are especially susceptible to plaque accumulation. Replace every 3 months 2 color coded Water Flosser replacement tips per package (color of tips may vary)