Trudeau Over The Sink Cutting Board Strainer is removable to easily rinse and carry foods Expandable, non-slip arms fit most sink sizes Dishwasher safe Dimensions (handles closed): 14in x 15in x 10 1/4in x 1 1/2in Dimensions (handles open): 21 3/4in x 15in x 10 1/4in x 1 1/2in