The refill pack contains 2x 50 meter vegan dental floss, made from PLA, a corn based plastic. Materials This vegan dental floss is compostable in an industrial compost. It is made from a corn-based plastic (PLA). The bioplastic is as strong as traditional plastic, but it is made from renewable resources. The 50 meters long, eco-friendly dental floss refills made of corn starch is coated with candelilla wax and it has a refreshing peppermint touch. A vegetable wax extracted by boiling the plant. It is a non-gelling thickener and film former with protecting properties and making it the perfect wax to lubricate the floss and enable it to slide through teeth easily.