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Medical ResearchNonrespirator ear loop masks do not protect people against coronavirus, and it is explicitly stated on the packaging of masks. An example of the legal disclaimer on a box of a commercially produced face mask being sold to individuals seeking corona virus protection.“THIS PRODUCT IS AN EAR LOOP MASK. THIS PRODUCT IS NOT A RESPIRATOR AND WILL NOT PROVIDE ANY PROTECTION AGAINST COVID-19(CORONAVIRUS) OR OTHER VIRUSES OR CONTAMINANTS.”The CDC (Centers for Disease Control and Prevention) states, "A cloth face covering may not protect the wearer, but it may keep the wearer from spreading the virus to others."The cloth face covering may help block some very large particles that you might eject unknowingly through sneezing, coughing, singing, speaking and spitting. Face coverings may be more effective at protecting others from you than the other way around.