NuMask received an overall high rating in Commercial-Off-The-Shelf (COTS) Medical Equipment Operational Test and Evaluation (OT&E) involving consolidated product surveys and medical assessment team. Consolidated survey scores averaged at 4.88/5 and 4.75/5 including 5/5 scores on "Operability/Do you need this item?", "Function Performance" and "Overall Performance". Overall survey notes included "Item sold itself. Item will be pushed forward to be added to equipment listing.". Medical assessment team comments included "really easy to use, portable and should be added to field units accessories kits", "loved the size and versatility", and "we need to train our new first responders on the value of the mask in the field".