Rd Plastics Labite Transport Bag. LABTITE features a liquid-tight adhesive closure system. Pull away release liner and press to close. No glove-to-adhesive contact with this system. 3 wall construction with front pouch for requisition slip and separate back pouch for specimen. In addition to liquid-tight closure, this transport bag is easy to open with a specially designed polymer film that allows bag to tear at scoreline without the use of knives or sharp instruments.