Profiles Home | Profiles by Shape | Serpentine/Step Shape | Sienna Family Sienna FamilyProfile families have a numeric extension identifying another generation of a profile. They are the same shape only a different dimension. (Ariel1 Ariel2 and so forth)Remember, the two important dimensions for profiles are the X and Z.UnitIDProduct NameX-DimZ-DimY-DimE$timatedPriced By15360Sienna28-1/2"7-5/16"12"$ 17.14$/LF15355Sienna17-1/2"4-15/16"12"$ 10.46$/LF