225 breathing barrier products are offered for sale by suppliers on Alibaba.com, of which plastic film accounts for 30%, emergency medical supplies & training accounts for 16%, and plastic bags accounts for 5%.
A wide variety of breathing barrier options are available to you, such as class i, class ii.You can also choose from manual, electrical breathing barrier,As well as from red, green breathing barrier, and whether breathing barrier is portable, waterproof, or disposable.