Section 25-18.9-103 - Determination of surface area of a principal display panel(1) For a cylindrical or nearly cylindrical package, the surface area of the principal display panel constitutes forty percent of the product package as measured by multiplying the height of the container by the circumference.(2) For a flexible film package in which a rectangular prism or nearly rectangular prism stack of wipes is housed within the film, the surface area of the principal display panel is measured by multiplying the length by the width of the side of the package when the flexible packaging film is pressed flat against the stack of wipes on all sides of the stack.Added by 2023 Ch. 63,§ 1, eff. 8/7/2023.2023 Ch. 63, was passed without a safety clause. See Colo. Const. art. V, § 1(3).