Finally, a plastic-free dental floss! Using sustainable silk fiber infused with organic peppermint oil, this gentle yet sturdy floss breaks down in approximately 60-90 days. Contains no preservatives, artificial coloring, or sweeteners, just a mild minty flavor from organic peppermint essential oil.  * Peppermint essential oil is analgesic, cooling, has anti-inflammatory properties, is a potent antioxidant, inhibits bacteria that cause tooth decay, and helps eliminate the hazardous germs that can be found on your gums. Silk Includes: A glass jar with a metal lid & 30m of floss.  Silk Floss Refill 2-Pack Includes: two 30m floss refills.  How to use: Gently pull out floss and roll around index fingers, Floss between teeth, as close to the gum-line as possible.