These knock tube bags fit snugly into standard knock tube systems, while effectively capturing and keeping used coffee grounds
- They are made using Ecopond, a starch-based bioplastic that is certified home compostable (AS5810) and industrially compostable (AS4736) to Australian standards
- Bioplastics have a 6 month shelf life from purchase and must be stored out of direct sun and below 35 degree celcius