{"id":6264,"date":"2025-10-08T14:38:10","date_gmt":"2025-10-08T19:38:10","guid":{"rendered":"https:\/\/www.charlotteobserver.com\/guides\/?p=6264"},"modified":"2025-10-08T14:38:14","modified_gmt":"2025-10-08T19:38:14","slug":"coslus-water-dental-flosser-deal-amazon","status":"publish","type":"post","link":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/","title":{"rendered":"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon"},"content":{"rendered":"

If you’re brushing twice a day<\/a>, flossing and using mouthwash, you’re already prioritizing your dental health. But if you haven’t been using a water flosser<\/a>, it’s the missing puzzle piece to your dental routine. You might wonder how different it is from just using regular old dental floss, but trust us, any dentist will tell you that water flossers make a difference. And they’re especially helpful for getting pieces of food and plaque out of your teeth if you have braces or struggle with overcrowding.<\/p>

This number one bestselling Coslus Dental Water Flosser<\/a> is on sale for 30% off on Amazon right now, which means you can change the course of your dental care for just $30 if you’re an Amazon Prime member. And if you want to save even more, there are several promotions attached to this deal, including get any two for $39.99, save 32% off on two select items, and 8% off with a qualifying purchase.<\/p>

Including five flosser attachments, this water flosser picks up plaque<\/a> in between your teeth and cleans your gums and tongue. There are three settings to choose from\u2014normal for daily cleansing, soft for sensitive teeth and massage for your gums. Different from regular dental floss, this flosser delivers high-pressure pulses that target hard-to-reach spots in between your teeth. Plus, the 300ML water tank prevents you from having to refill it constantly. And did we mention that it’s travel-friendly? Take it with you on domestic and international vacations.<\/p>

This product is one of Amazon’s number one bestsellers, which proves enough that customers love it. But it also has a 4.4-star rating and over 42,000 customer reviews.<\/p>

One reviewer calls it a “game-changer for gum health<\/a>,” saying, “My gums are thanking me, literally. After just a few uses, I noticed less sensitivity and a cleaner feel between my teeth that regular floss just couldn\u2019t deliver. It\u2019s incredibly easy to use, and the attachments are easy to install and remove. It\u2019s also surprisingly quiet, which is a nice bonus. For the price, the value is unmatched. It feels like a professional dental tool at a fraction of the cost.”<\/p>

If your dental care routine seriously feels like it’s lacking something, grab this water flosser for 30% off with an Amazon Prime membership<\/a>. And if you aren’t a member yet, sign up today!<\/p> ","protected":false},"excerpt":{"rendered":"

It gives your teeth a thorough clean!<\/p> ","protected":false},"author":16,"featured_media":6266,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[74],"tags":[],"class_list":["post-6264","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-health"],"acf":{"external_author":[25],"external_editor":779,"not_show_feature_image":false,"credits_feature_image":"Getty Images","extra_featured_images":"","title_related_topics":"Related Topics","manual_articles_related":null},"yoast_head":"\nPrime Members! Save 30% on Coslus Bestselling Water Flosser<\/title>\n<meta name=\"description\" content=\"After brushing and using regular floss, add a water flosser to your routine. This bestselling one is 30% off on Amazon for Prime members.\" \/>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon\" \/>\n<meta property=\"og:description\" content=\"After brushing and using regular floss, add a water flosser to your routine. This bestselling one is 30% off on Amazon for Prime members.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/\" \/>\n<meta property=\"og:site_name\" content=\"Charlotte Observer - Guides\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-08T19:38:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-08T19:38:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"1365\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/\"},\"author\":{\"@type\":\"Person\",\"image\":false,\"name\":null,\"jobTitle\":\"Writer\",\"url\":false,\"description\":\"\"},\"headline\":\"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon\",\"datePublished\":\"2025-10-08T19:38:10+00:00\",\"dateModified\":\"2025-10-08T19:38:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/\"},\"wordCount\":405,\"image\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/wp-content\\\/uploads\\\/sites\\\/10\\\/2025\\\/10\\\/oral-hygiene.jpg\",\"articleSection\":[\"Health\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/\",\"url\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/\",\"name\":\"Prime Members! Save 30% on Coslus Bestselling Water Flosser\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/wp-content\\\/uploads\\\/sites\\\/10\\\/2025\\\/10\\\/oral-hygiene.jpg\",\"datePublished\":\"2025-10-08T19:38:10+00:00\",\"dateModified\":\"2025-10-08T19:38:14+00:00\",\"author\":{\"@id\":\"\"},\"description\":\"After brushing and using regular floss, add a water flosser to your routine. This bestselling one is 30% off on Amazon for Prime members.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/wp-content\\\/uploads\\\/sites\\\/10\\\/2025\\\/10\\\/oral-hygiene.jpg\",\"contentUrl\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/wp-content\\\/uploads\\\/sites\\\/10\\\/2025\\\/10\\\/oral-hygiene.jpg\",\"width\":2048,\"height\":1365},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/coslus-water-dental-flosser-deal-amazon\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Health\",\"item\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/health\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/#website\",\"url\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/\",\"name\":\"Charlotte Observer - Guides\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.charlotteobserver.com\\\/guides\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Prime Members! Save 30% on Coslus Bestselling Water Flosser","description":"After brushing and using regular floss, add a water flosser to your routine. This bestselling one is 30% off on Amazon for Prime members.","robots":{"index":"noindex","follow":"follow"},"og_locale":"en_US","og_type":"article","og_title":"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon","og_description":"After brushing and using regular floss, add a water flosser to your routine. This bestselling one is 30% off on Amazon for Prime members.","og_url":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/","og_site_name":"Charlotte Observer - Guides","article_published_time":"2025-10-08T19:38:10+00:00","article_modified_time":"2025-10-08T19:38:14+00:00","og_image":[{"width":2048,"height":1365,"url":"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Written by":"","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#article","isPartOf":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/"},"author":{"@type":"Person","image":false,"name":null,"jobTitle":"Writer","url":false,"description":""},"headline":"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon","datePublished":"2025-10-08T19:38:10+00:00","dateModified":"2025-10-08T19:38:14+00:00","mainEntityOfPage":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/"},"wordCount":405,"image":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#primaryimage"},"thumbnailUrl":"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene.jpg","articleSection":["Health"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/","url":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/","name":"Prime Members! Save 30% on Coslus Bestselling Water Flosser","isPartOf":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#primaryimage"},"image":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#primaryimage"},"thumbnailUrl":"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene.jpg","datePublished":"2025-10-08T19:38:10+00:00","dateModified":"2025-10-08T19:38:14+00:00","author":{"@id":""},"description":"After brushing and using regular floss, add a water flosser to your routine. This bestselling one is 30% off on Amazon for Prime members.","breadcrumb":{"@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#primaryimage","url":"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene.jpg","contentUrl":"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene.jpg","width":2048,"height":1365},{"@type":"BreadcrumbList","@id":"https:\/\/www.charlotteobserver.com\/guides\/health\/coslus-water-dental-flosser-deal-amazon\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.charlotteobserver.com\/guides\/"},{"@type":"ListItem","position":2,"name":"Health","item":"https:\/\/www.charlotteobserver.com\/guides\/health\/"},{"@type":"ListItem","position":3,"name":"Smile! This Popular Coslus Water Dental Flosser Is 30% off on Amazon"}]},{"@type":"WebSite","@id":"https:\/\/www.charlotteobserver.com\/guides\/#website","url":"https:\/\/www.charlotteobserver.com\/guides\/","name":"Charlotte Observer - Guides","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.charlotteobserver.com\/guides\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":""}]}},"featured_image_src":"https:\/\/www.charlotteobserver.com\/guides\/wp-content\/uploads\/sites\/10\/2025\/10\/oral-hygiene-768x512.jpg","first_category":{"name":"Health","url":"https:\/\/www.charlotteobserver.com\/guides\/health\/"},"publishpress_future_action":{"enabled":false,"date":"2026-05-29 18:49:58","action":"change-status","newStatus":"trash","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"attributes":[],"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/posts\/6264"}],"collection":[{"attributes":[],"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/posts"}],"about":[{"attributes":[],"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/types\/post"}],"author":[{"attributes":{"embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"attributes":{"embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/comments?post=6264"}],"version-history":[{"attributes":{"count":0},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/posts\/6264\/revisions"}],"acf:post":[{"attributes":{"embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/external-author\/779"},{"attributes":{"embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/external-author\/25"}],"wp:featuredmedia":[{"attributes":{"embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/media\/6266"}],"wp:attachment":[{"attributes":[],"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/media?parent=6264"}],"wp:term":[{"attributes":{"taxonomy":"category","embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/categories?post=6264"},{"attributes":{"taxonomy":"post_tag","embeddable":true},"href":"https:\/\/www.charlotteobserver.com\/guides\/wp-json\/wp\/v2\/tags?post=6264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}