It is molded based on the child's facial data, so it fits perfectly. Specifications: Standard
Quantity: 1 box (5 pieces)
Material: Filter: polyester, PP (polypropylene), face contact: PE (polyethylene), rayon, stringing: PP (polypropylene), string: PU (polyurethane), nylon propylene)
Size: (L) 97 x (W) 110 x (Cup height) 33mm
Age range: 5-12 years
