Background: Scientists believe Omicron is more transmissible compared to the other variant and it could spread even through typical surgical masks so they recommend people to use KN95 masks.

Using the provided information provide a demand supply explanation for the following statement:

Right now you can find many great discounts on Amazon for the typical surgical masks while KN95 masks are sold for a much higher price at Amazon.

(you do not need to draw graphs, but you need to provide clear explanations and in your explanations use the class terminology)