From the Manufacturer: 100% Cotton, Soft and breathable, Stitching may vary slightly, Comfortable ear loops, Do not add chemicals or disinfectants to this product, Not for children under the age of 2, Meets CDC Guidelines, Machine wash on warm with like colors. Tumble dry low, Contains silver and copper, some individuals may have skin sensitivities to metal and ions incorporated in this product. If skin irritation occurs stop using the mask immediately and consult your primary care provider. The 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. Manufacturer and Custom Ink, LLC make no warranties, either express or implied, that the mask prevents infection or the transmission of viruses or diseases.