1ml slip tip oring syringes. Oring syringes are the perfect solution for hand feeding baby birds and other animals. The oring plunger makes for smooth feeding with good control without sticking after a few usesl. This slip tip syringe will hold a catac ST1 nipple, the silicone nipple and a cannula tip. Note: Always use caution when feeding animals with a nipple and syringe that the animal does not ingest the nipple. This could result in death. Sterile packed and BPA free.