1.Replacement Heads for Waterpik: The set comes with 8pcs various color coded replacement accessories for Waterpik, includes 2x Classic Jet Tips, 1x Tongue Clean,1x Orthodontic Tip, 1x Periodontal Tip, 1x Plaque Seeker Tip, and 1x Brush tip,1 Curved hook Tip, which meet your different cleaning needs. 2.Water Flosser Replacement Tip - Recommend to replace jet tips every 3-6 months due to your usage frequncy, because mineral deposits can collect and reduce performance over time. 3.Waterpik High Compatiblity - The replacement tips are compatible with most WaterPik water flossers and other brand oral irrigators including: The Ultra Water Flosser, little boy and little grils Water Flosser, The Traveler, Cordless Freedom, Cordless Professional, Cordless Plus, Showerpik, Aquarius Professional, Complete Care, and all Designer Series Water Flossers. 4.Waterpik Compatible Models - Easily replace these alternative heads to make your water flossing work well,WP-100 WP-112 WP-100W WP-260 WP-300 WP-660 WP-670 WP-672 WP-674 WP-676 WP-861W WP-862W WP-900 WP-950 WP-952. Other brand water irrigators: DS-600W VA-EB006 WF-700.