Our ECO Biodegradable Floss features: 100% Biodegradable VEGAN dental floss. The container is glass with a metal lid and completely reusable and recyclable. Spool is 30M in length - 33yds. Vegan and cruelty-free unlike silk floss. Extremely easy to use, comfortable and soothing to your gums. This is a single unit of floss in a refillable glass container- no refill included.