FEA05

* Food-grade silicone, no harm to skin, good fit and sealing
* High compatibility, filters can be attached in three different positions with double and single filtration 
* Patented corrugated low "dead air" space
* Special headharness design, perfect comfort
* Extra large inhalation ports and unique filter design provide easy breathing
* Simple design allows for easy cleaning, while replaceable parts extend  product life and maximize 
   value
* Packaging: 1 Pc / Bag, 36 Bags / Box