Adjustable Venturi Mask

Adjustable venture mask is safe, simple delivery of variable oxygen concentrations.
Made of clear, non-toxic PVC, adjustability clip nose.
With seven color-coded diluters: 24% blue, 28% white, 31% orange, 35% yellow, 40% red, 50% pink, 60% green.
Include adaptor for high humidity entrainment.
With 2m anti-crush tube.
Kit includes mask, high humidity adaptor, oxygen tube and color-coded diluters.