Why do the refill packs have a metallic look? Is it compostable?
The metallic appearance of our Mineral Toothpowder Refills comes from a minute amount of metal infused into the outer film to ensure ingredients stay fresh.
Yes, it is compostable. The films (and labels) in our refill packs are both fully compostable and ASTM D6400 (commercial compost) and EIN 13432 (home compost) compliant.