Patent ID: 7040706

Claim:
A seat comprising: a seat comfort zone that peripherally encompasses a pelvic zone; a front seat zone adjacent to a front side of the seat comfort zone; and a first side seat zone, second side seat zone and rear seat zone peripherally encompassing a first side, second side and rear side, respectively, of the seat comfort zone; wherein the seat comfort zone, the pelvic zone, the first side seat zone, the second side seat zone, the front seat zone, and the rear seat zone include a soft elastic material; wherein the front seat zone is less firm than the first side seat zone, the second side seat zone, the rear seat zone, the seat comfort zone and the pelvic zone; the first side seat zone, the second side seat zone and the rear seat zone are more firm than the front seat zone, the seat comfort zone and the pelvic zone; and the pelvic zone is more elastic than the front seat zone, the comfort zone, the first side seat zone, the second side seat zone and the rear seat zone; wherein the soft elastic material is a continuous, one piece seamless material; and which seat comprises at least two compositions which form one multi-composition seat when said at least two compositions are placed or extruded into specific locations of a mold until the mold is filled, and the filled mold is heated.