Disposable anesthesia breathing circuit match use with anesthesia machine or breathing machine, as a use of piping anesthetic gases, oxygen and other medical gases into patient. This product is made by non-toxic and smell-less material PP and PE, with the characteristics of good elasticity, flexibility and pressure tightness. Customization with options that include face masks, filters, heat moisture exchanger with filter (HMEFs) and gas sampling lines4. EO sterilization,1 pcs/paper-poly bag.