The Mask Size Instruction:
Size XS, Infant(0 – 18 months) Anatomically shaped face mask creates a secure seal help parents and caregivers administering aerosol medications to infants.Size S, Pediatric Elongated (1-5 years) Anatomically shaped face mask creates a secure seal help parents and caregivers administering aerosol medications to small child.Size M,Pediatric Standard (6 – 12 years) Slightly larger mask will provide a secure seal as the child grows. Help administer aerosol medications to naughty children and who refuse to inhale the MDIs.Size L,Adult Standard (12 years+) Guidelines recommend patients be transitioned to a mouthpiece product as soon as they are able –usually around 12 years of age.Size XL,Adult Elongated (12 years+) Guidelines recommend patients be transitioned to a mouthpiece product as soon as they are able– usually around 12 years of age.But face little bigger.The above age range is only for general reference.