Hi there, We are looking for quality toilet seat, Which keep seat position always up without electric power(Mechanical only). These products must be soft-closed down and soft lift up(automatically up without hands touching).When user stand up after using toilet seat, the toilet seat must slowly lift up automatically(none electric) for the nest user. If you have these products, please contact me:tonywaii at hotmail dot com Thanks lots Tony/New Zealand, Fantat Int. Co., Ltd Show More