Kohler K-6644-ST Vault/Strive Stainless Steel Sink Rack for K-3821 and K5285 Kitchen Sinks For use with the K-3821 Vault Kitchen sink or K-5285 Strive kitchen sink Durable stainless-steel construction Helps protect sink surface from daily wear Dishwasher safe; Rubber feet provide added protection Product dimensions are 29-1/4 x 15-15/16. The dimensions under Product Information are Packaging dimensions.