GENUINE WATERPIK WATER FLOSSER REPLACEMENT TIPS: For general use to clean deep between teeth and below the gumline to help prevent gum disease and improve your oral health. To ensure best results, use genuine Waterpik brand replacement tips CLINICALLY PROVEN: Clinical studies show that these genuine Waterpik brand replacement tips are up to 2X as effective as string floss for removing bacterial plaque and improving gum health WATERPIK COMPATIBLE MODELS: The Precision Tip JT-100E is recommended for use with any countertop Waterpik water flosser except the Waterpik Classic (WP 60/65/72), Whitening (WF-05, WF-06), Sidekick (WF-04), and Sonic Fusion (SF-01, SF-02, SF-03, SF-04) 2 COUNT, MULTI-COLOR: Included within each package are 2 color-coded water flosser replacement tips (base color of tips may vary), color coding allows multiple users to easily identify their own tip; replace every 6 months CUSTOMER SUPPORT: Waterpik’s Colorado support team is available to help with any product questions or needs