A white container of Davids mint expanding dental floss with the lid open and floss partially pulled out, showing the label with product details on the front. A hand holds a small spool of Davids Expanding Dental Floss with Hydroxyapatite against a light blue background. Text reads: step 1 take your Davids Expanding Dental Floss refill, part of our convenient refill system. Text on a green background about 3,000 banned ingredients and a higher standard for home products.
A white container of Davids mint expanding dental floss with the lid open and floss partially pulled out, showing the label with product details on the front.

Davids Hydroxi Expanding Dental Floss, Refillable Dispenser

32.8 yd

Why we love it

  • Free from 3,000+ banned ingredients and meets our EU-informed standards.
  • Designed to reduce waste with its innovative refill system, ensuring sustainable oral care.
  • Utilizes nano-hydroxyapatite for aiding remineralization in hard to reach areas, for healthier teeth.
  • Infused with natural mint essential oils, providing a clean and fresh flavor.
Scent: Mint
Purchase options

Hydroxi Expanding Dental Floss, Refillable Dispenser $5.95

Free carbon neutral shipping on orders $29+. Arrives in 3–5 days. Free, easy 30-day returns.

Davids Hydroxi™ expanding floss is meticulously designed for high performance. It’s woven 250+ strands of soft (yet gently scrubby) threads....and coated in smooth wax infused with cocoa butter and nano hydroxyapatite. The wax and cocoa butter allows the floss to glide smoothly between your teeth, and nano hydroxyapatite works to remineralize enamel in those hard-to-reach crevices. Davids floss is free of harmful teflon or PFAS, making it a safe dental floss for your whole family.

  • The Davids floss refill system is designed to reduce waste & save energy by eliminating single-use disposable dispensers.
  • The reusable plastic dispenser opens easily for installing floss refills (sold separately).
  • Expanding floss design creates increased surface area to more effectively grab plaque and debris for a deeper clean.
  • Infused with vegan wax & cocoa butter to gently and smoothly clean between teeth and gums.
  • Premium natural mint essential oils for clean fresh flavor.
  • Hydroxi™ w/ nano hydroxyapatite added for aiding remineralization in hard-to-reach areas.
  • Multifilament polyester strand (250+ individual woven strands) designed for max strength.
  • Polyester source material made from recycled water bottles. Non-plastic alternatives simply do not function as well as the application demands.
  • Using daily helps to: improve oral hygiene, prevent bad breath, strengthen enamel, lower risk of tooth decay, lower risk of gum disease, freshen breath.
  • Mint | 32.8yd / 30m

cocoa butter, microcrystalline (vegan) wax, nano-hydroxyapatite (rod shaped), mentha piperita (peppermint oil), mentha viridis (spearmint) leaf oil, pimpinella anisum (anise) seed extract, potassium chloride, gaultheria procumbens (wintergreen) leaf oil.

Wrap apprx. 18" of floss around middle fingers. Pull floss into a "C" shape around the tooth and slide floss up and down sides of each tooth ensuring to also work below the gum line. Continue flossing between each tooth using a new section of floss with each tooth for best results.

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