Closed-system carrier designed to help protect the lab worker during transportation of Nalgene Unwire® test tube racks containing tubes or sample holders filled with potentially hazardous samples. Polycarbonate carrier is tough, break-resistant and offers excellent visibility of contents. Easy-to-grasp handles are molded in. Clamps securely hold carrier closed and ensure leakproof seal. To avoid exposure to biohazardous material in the event of accidental spills within carrier, autoclave and dispose of carrier and contents without opening clamps. Leakproof. Dimensions: 368 x 184 x 171 mm.