Its thread is 30m long so it can last you around 3 months, depending on use. 

We heard that you needed a new eco-friendly oral buddy to complete your eco-friendly adventure kit so we present you with our Lakbawayan™ Dental Floss. Our floss is made of silk coated with candelila wax and bamboo activated charcoal, to give you a fresh smile while helping save the environment at the same time.