single use nasal oxygen cannula

Specifications Oxygen tube I. Mae of medical grade PVC II. Available with injection tips and soft tips, over the ear type III. Adjustable Nasal Oxygen Cannual Tube: Length:249cm adult & Infant 1.Different size available,like standard tip,soft tip and super soft tip available for adult and paediatric, if specially neened ,we can specially make; 2 Different length and color available.We have thick and thin tube. 3 inner keelsons in shape of hexagon ,free of oxygen block even