Searching for a Plastic-Free, Zero-Waste Dental Floss

For ten years, I’ve been searching for the perfect plastic-free dental floss.  Back when I wrote my first dental floss post, the greenest choices were either biodegradable silk floss in rigid plastic containers (I’m looking at you, Radius) or non-biodegradable Eco-Dent nylon floss in a cardboard box.  (Some brands like Tom’s of Maine or Radius seemed to come in cardboard boxes but actually included a hard plastic dispenser inside the box.)  There was no biodegradable floss in plastic-free...