The Eagle Group 21X18 RRDEDB is a detachable drainboard designed for efficient water drainage and drying. Measuring 18 inches wide by 21 inches deep, it features a rolled rim for added durability. Constructed from high-quality 16/430 stainless steel, this drainboard is built to withstand daily use. It includes two support brackets for easy installation and stability. Please note that it is not compatible with NSF utility sinks.