The perforated pressure cooker insert with tripod accessory adds versatility to your Fissler pressure cooker, transforming all 22cm vitaquick and vitavit pressure cookers into a steamer. Insert fits vitaquick pressure cooker sizes 4.8qt/4.5 liter (22 cm) and 6.4qt/6.0 liter (22 cm), and the vitaquick pressure skillet, 2.7qt/2.5 liter, and all 22 cm vitavit prressure cokers.