Disposable medical adjustable venturi mask with high quality and good price

Disposable medical adjustable venturi mask with high quality and good price   We can supply you with all kinds of medical disposables used in the respiration and anesthesia, such as the Oxygen Mask, Nebulizer Mask, Venturi Mask, Adjustable venturi mask, Oxygen connecting tube, Nasal oxygen cannula, Nebulizer mask with mouth piece, Tracheostomy mask, Connecting tube with Yankauer handle, Medical bacterial Viral Filter and so on.    Features: 1. Materials:  Medical grade PVC  2. Sizes:  Adult: L, L+, XL; Children: XS, S, M  3. Colors: White, Green, Blue, Yellow, Pink, Red and so on 4. Oxygen concentration and output: 24% ( Blue Color)          4L/min  28% (Light Yellow)        4L/min  31% (White Color)        6L/min  35% ( Dark Green )      10L/min  40% ( Pink Color)         8L/min  50% ( Orange Color)   10L/min  60% ( Red Color)         15L/min  5. Sterile:  E.O  6. Packing details:  100pcs/ctn