Features: Classic jet tip for deep cleaning between teeth and below the gum line. Twice as effective as floss in improving gum for health. These tips are best for everyday use to remove plaque, help prevent gum disease and improve oral for health. Package includes: 1x Water Flossers Nozzle. Easy replacement. Due to your frequency of use, it is recommended to replace the nozzle every 3-6 months. Specifications: Material: ABS Color: Pink/White/Blue/Green/Black/Purple/Orange/for Grey Size: As Pictured Applicable models include: 1. For Waterpik: only suitable for WP-100 series/WP-250 series/WP-450 series/WP-560 series, WP-660 series/WP-811/WP-861W/WP-900/WP-940/WP- 950, not suitable for WP-60/WP-70/WP-72/WP-360/WF-03EC/WF-02. 2. For Flycat: only suitable for FC168/FC188/FC158, not for FC159. 3. For waterpulse: V 300/V400/V600/V660. 4. It cannot be used for other brands of dental irrigators. Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Water Flossers Nozzle