Waterpik WP-660 Aquarius Professional Water Flosser Hose and Handle Replacement KIT Go to amazon.com Related posts How to find the best flosser handle for 2022? The 17 best waterpik aquarius 2022 FeatureOnly works on the Aquarius or WP-660 ModelsEasy to install, instructions includedIncludes: Hose and Handle for WP-660, InstructionsReplacement Hose and Handle for the WP-660 Aquarius