A powerful & eco-friendly treatment floss refill Our plastic-free, biodegradable dental floss is made with 100% compostable and luxurious Italian silk. It is loaded with healing ingredients - 9x roasted Korean bamboo salt, ethical beeswax and hydroxyapatite. It is gentle, bouncy, and shred-resistant, lifting up debris between teeth with the utmost ease and comfort. Floss is delivered in an elegant and refillable glass container. How to floss: We recommend using Silk Floss to treat and prepare your teeth before brushing. Flossing first means it becomes an essential first step, rather than an afterthought. In fact, this study shows flossing first can help prevent cavities and make active ingredients even more effective. For the maximum treatment effect, floss your teeth first followed by OJOOK toothpaste.