Model No.  Description  Packing  AP-8405R  #5 air cushion mask with valve for large adult,blue hook  100pcs/case  AP-8404R  #4 air cushion mask with valve for small adult,red hook  100pcs/case  AP-8403R  #3 air cushion mask with valve for large child,green hook  100pcs/case  AP-8402R  #2 air cushion mask with valve for small child, white hook  100pcs/case  AP-8401R  #1 air cushion mask with valve for large infant, light blue hook  200pcs/case  AP-8400R  #0 air cushion mask without valve for small infant, pink hook  200pcs/case