ConvaTec Esteem Synergy Urostomia bag Esteem synergy(R) is an innovative device for ostomy with adhesive fastening technology. In place of the rigid flange, a patented foam adhesive allows the bag to adhere to a transparent \"adhesion base\" on the plate. Precisely for this reason the system, although two pieces, is thin and flexible. The urostomy bags are equipped with a closing tap on the bottom to be emptied. The anti-reflux valve prevents the urine from entering Mini, 23.5 cm, Accuseal(R) drainage system, anti-reflux valve, skin-side coating