Carlisles OptiClean system includes a full range of glass racks designed to meet your needs. Full dividers in the base offer complete protection for delicate rims. Solid dividers in The OptiClean Glass Racks with Color-Coded Extenders make it easy to identify glass rack size or match specific glassware with a specific rack simply by color. Standard 2-1/4 inch pegsHolds plates, smaller trays, and platters at the best angle to take full advantage of today's multiple spray, high pressure dishwashersPlate locks hold dishes firmly in place to protect delicate rims, reduce chipping and breakageInside height is 3.20 inch and outside height is 4 inch Gender: unisex.