Schiller Spirometry Each 2.100964 by Schiller Americas GROUP: Diagnostic Instruments:Patient Monitoring/Vital Signs:Spirometry Item Description: Ergo-Spirometry Mask with Seal, 7450 Series, Medium, Blue (Not Available for Sale into Canada) (DROP SHIP ONLY) Packaging Desc: Mask Ergo-Spiro W/Sealmd Blu (Drop) Country of Origin: Harmonized Tariff Code: Product Description: