Hi, welcome to our store, please feel free to choose,all our merchandise can be tracked,as some sellers use non-tracking-no. method it really can lower your expenses for you, butit can have serious problem for missing it and cannot be tracked, you would spendmuch time and enegy for purchasing that stuff, that is is awfully risky on your looking experience, we can consistently evaluate buyer's buying experience in height priority. Attention: the produce would not encompass the sealing ring now reward is over 1, please make sure your cooker's size, how loads is it? 2, measure your size, height and outer diameter . 1mm contrast is relevant for 2/3L, the size isinner diameter 18, outer diameter 19, height 12cm from our buyers experience, it's match for those multicooker:Redmond multicooker (it must slot in logic) models: RMC-PM 381, RMC-PM 4504, RMC-PM 180, RMC-PM 4506, RMC-PM 4507, RMC- PM 110, RMC-PM one hundred ninety