Product Descriptionwaterpik replacementwaterpik replacement partswater flosser replacement partsUnbeatable - High performance Handle Assembly Kit for your Waterpik Oral Irrigatorreplacement hoseReplacement Parts Compatible with - Waterpik WP-100 WP-450 WP-660 WP-900wp-140w replacement parts parts waterpik accessories waterpik hoseWater Hose Plastic HandleOral Hygiene Accessories Standard Water Hose Plastic Handle for Waterpik Oral Irrigator Wp-100 Wp-450 Wp-300 Wp-660 Wp-900Pause ButtonTip Pop-up knobJet Tip ConnectorTip rotation knob,Rotates 360wear resistant, long-lasting.Water Hose ConnectorEasy to installwp100waterpik handlewaterpick replacementCompatible with the above Waterpik accessoriesPerfect Solution For CleaningSmall investment and high performanceWe recommend replacing the handle assembly kit and head every 18 months to maintain maximum performance of the irrigation unit.