holylife A1 Spacer for Kids.Medium Size ，Sensitive visual flow indicator, 1, White and yellow
Brand: holylife
Color: White and Yellow
The gasket has a mask that is perfect for wearing
VERY sensitive Visual flow indicator easily letting you know the correct speed breathe
TIGHT AIR Seal around nose and mouth insuring no waste
ALL of our products are produced in a strictly sterile and dust-free environment which are sterilized and sealed immediately after production to ensure the cleanness and safety of the products
THE BEST AFTER-SALES SERVICE： If you encounter problems while using please don't hesitate please contact us as soon as possible we will reply you the first time after receiving solve your problem and make you happy Shopping and experienc