Produced according to ISO 13485 and CE standards. SR-011 is for Adult. Swivel joint (360°) between patient and face mask allows unrestricted movement, easy to disassemble. SR-012 is for Child, SR-013 is for Infant. Detail Adult type PVC resuscitator × 1 # 5 PVC mask × 1 Oxygen reservoir bag (1,700ml, PE) × 1 Oxygen tubing (200cm) × 1 Air way: 80, 90, 100mm × 1 pc each Paper box × 1