This stirring rod combines the functions of a stirring rod and a rubber policeman. A rubber policeman is a hand-held flexible natural-rubber scraper attached to a glass rod used in chemical laboratories to transfer residues of precipitate or solid on glass surfaces. Flat paddle 5/8 x 5/8 inch (16mm x 16mm) at one end; triangular rubber policeman paddle at other end. Overall length measures 9-3/4 inch (248mm). Material: white Polypropylene. Length: 9-3/4 inch. 12/Pack; 72/Case. Nalgene® #: 6169-0010.