Raw materials:
-          Be made from odorless medical grade PVC, to be light and more comfortable, consists of mask, oxygen tube, reservoir bag and connector
-          Be with white transparent and green transparent colors while transparent plastic mask makes it be visible, allowing care providers to be better monitor patient's conditions instantly
-          Both 'with DEHP' and 'DEHP free' types are available for options, while 'DEHP free' type is trended to more and more widely used
Oxygen tube:
-          Normally 2m or 2.1m tube is configured
-          Star lumen designing to minimize risk of airflow termination when it's kinked
-          Be with luer slip (conventional) connector and luer lock (universal new type) connector, while luer lock connector is designed for more tightly connection with central oxygen supplying system in hospitals
Face mask:
-          Ergonomic designing facilitates full covering and enable sufficient inhalation of nebulized drugs
-          Adjustable nose clip makes comfortable fitting and prevents nondirective moving
-          Good edge curling
-          Double silicon sheets is for non-rebreathing aim, to enable exhalant gas be out but prevent air to be inhalated
-          Thickened hole prevent break of face mask edge when being elastic strap is being pulled
Reservoir Bag:
-          Be intended to supply oxygen or other gases to an individual for oxygen therapy, and the reservoir bag is able to prevent rebreathing
-          Provide high oxygen concentration, being up to 90% and even higher, for better therapy effect
-          Usually 1L and 1.5ML are available
Elastic strap:
-          Elasticity enables longer or shorter to fix to different patients head
-          Can be latex or latex free type
-          With tie to prevent being pulled off from mask
Size:
-          Pediatric standard
-          Pediatric elongated
-          Adult standard
-          Adult elongated