Accutron Clearview Co2 Capnography Masks Pack 43035-9 by Accutron - Division of Crosstex GROUP: Respiratory & Oxygen:Aerosol Therapy:Accessories Item Description: Nasal Mask, Adult, Unscented, Grey, Single-Use, Disposable, 12/pk Packaging Desc: Mask Nasal Adult Unscentedgrey Disp 12/Pack Country of Origin: US Harmonized Tariff Code: Product Description: Mask-in-mask design draws excess gas into vacuum reducing ambient N2O. Clear outer mask shows patient "breathing through nose" (fogging appears in mask). Side tube with Lure Lock port allows connection to a capnograph monitor's sample line for monitoring patient end-tidal CO2. Latex-free material protects patients and staff who have latex allergies.