Abstract: A display rack system for use in a display case such as a produce display case includes a base and a back wall. Mounted on the back wall are a series of shelves, which affix to holes in the back wall. Certain of the shelves are curved or sloped upwardly or downwardly relative to the base. In a preferred embodiment, the shelving unit is in the form of a box having a curvilinear upper and lower walls and vertical sidewalls.