21 mm flange reusable containers 24 mm flange reusable containers 21 mm and 24 mm flanges for bags 21 mm and 19 mm inserts for 24 mm flange Spill proof bags Used only once due to me being an underproducer and just stuck to my Spectra. Comes with spill proof bags, 21 mm flanges and reusable containers and 24 mm flange reusable containers. 24 mm has never been used just disinfected