Use these evidence tubes for transporting and storing syringes. One end of the tube contains a sealing material that will immobilize the syringe and prevent needle leakage. Two labels are included inside the tube for evidence identification. The tube is 1" square, 8" in length and has a 0.032" wall thickness. The square construction allows for improved storage and handling. No more rolling around! Set of 12 Syringe Transport Tubes.