A method of forming a product array (1000) or a product array (1000) formed thereby. The method may include selecting a first oral care material (111) having a first oral care benefit, mounting a first plurality of tooth cleaning elements (113) comprising at least one first type of tooth cleaning element (114) that provides the first oral care benefit to a first toothbrush (112), and forming a first oral care kit (110) comprising the first oral care material (111) and the first toothbrush (112). The method may also include selecting a second oral care material (131) having a second oral care benefit that is different than the first oral care benefit, mounting a second plurality of tooth cleaning elements (133) comprising at least one second type of tooth cleaning element (134) that provides the second oral care benefit to a second toothbrush (132), and forming a second oral care kit (130) comprising the second oral care material (131) and the second toothbrush (132).
