In today's society, exposure to blood-borne diseases is a deadly serious problem. Use Sirchie's clear plastic evidence collection tubes to protect evidence collection personnel. The ETC3 tube is perfect for holding larger types of evidence such as knives and multiple syringes. The tube has two end caps and an ethafoam insert for protecting sharp ends. Tube is 3'' in diameter, 12'' in length and has a 0.035'' wall thickness. Use Sirchie's No. BIO400 biohazard strips to properly seal and mark tubes. Includes 8 large evidence collection tubes.