�Pump Sets for use with all Kangaroo� 224, Kangaroo� 324, Kangaroo PET� and Kangaroo Control� Enteral Feeding Pumps. The PVC materials on the DEHP-Free Pump Sets eliminates the use of the compound/chemical DEHP. The Anti-Free-Flow (AFF) Device incorporates continuous protection for the patient from the possible of a free flow incident.