oxygen 1.Size:L=2250mm,D=650mm 2.Speciality:portable for using 3.Material:PVC,TPU 4.Package:1set/carton ... , PCBs, drug residues, acidic wastes and much more.6.Stimulate the Immune System.7.Boost cellular mediated immunity (part of the immune ... system) .8.Produce Interleukin II, Gamma interferon (anti-cancer substances) .9. ...