"Marte" is the result of an academic project, undertaken in 2017 at the University El Bosque in Bogotá during the undergraduate degree of Industrial Design, it is a product that facilitates and optimizes therapies for pre-prosthetic and prosthetic rehabilitation by handling molding compositions and molding tools, in order to improve trophism and muscle quality of children with upper limb amputation, transradial congenital malformation type or forearm.