Product FeaturesIt's silk, lightly padded for comfort. regarding the adjustment band, with elastic, so it holds in place. Stitching of the mask is tight, the cut is both generous and precise.It is completely functional and blocks all light. so light on your head. ShippingNormally we ship your order by USPS standard shipping service, it will arrive your there about 7-15 days. If you choose the expedited shipping service at check out, it will arrive your there about 3-5 days. Any question just feel free to contact us directly. Our email address is firstname.lastname@example.org. Regards,Joybuy co.,ltd.