Zipper Lock Bags bags are excellent for storing, displaying, protecting and shipping all types of product. The zipper type seal makes these bags reclosable and perfect for items that need to be kept fresh or repackaged. Standard duty/general use bags, great for: Office Supplies; Dressings and Tapes; Swabs; Personal Belongings. Chemo Transfer Bags are designed for the transport and clear identification of chemotherapeutic medication (usually contained in vials or syringes) from the pharmacy to the clinic site where it is used. Respiratory zipper locked bags keep respiratory equipment such as bag valve masks and endotracheal tubes clean and dry for hospital or home transport and storage.