Masks can be adjusted in size with a small knot on the earloops.
Disclaimer: this non-medical mask should not be used (1) in any surgical setting or where significant exposure to liquid, bodily or other hazardous fluids, may be expected; (2) in a clinical setting where the infection risk level through inhalation exposure is high; or (3) in the presence of a high intensity heat source or flammable gas. Nelk Inc makes no warranties, either express or implied, that the mask prevents infection or the transmission of viruses or diseases. please take care when using this product, do not sleep while wearing this mask. not to be used by children or those who have trouble breathing as accidental suffocation/death could occur. Nelk Inc is not liable for any injury, sickness, or death caused by the use of this product.