Model No.  Description  Packing  AP-8405  #5 air cushion mask with valve for large adult, blue hook  100pcs/case  AP-8404  #4 air cushion mask with valve for small adult, red hook  100pcs/case  AP-8403  #3 air cushion mask with valve for large child, gree hook  100pcs/case  AP-8402  #2 air cushion mask with valve for small child, white hook  100pcs/case  AP-8401  #1 air cushion mask with valve for large infant, light blue hook  200pcs/case  AP-8400  #0 air cushion mask with valve for small infant, pink hook  200pcs/case