Twin block appliance is although itself a better appliance in terms of patient compliance as compared to Activator, Bionator and Frankel, but being a removable appliance, question about patient compliance always arises. To eliminate the factor of patient compliance, we designed an appliance on similar principles but by eliminating the removable appliance design. Another advantage of the design is that the fixed appliance can be bonded along with this design. Key words: Blu bite, twin block