Our masks are made with high quality stretchy nylon & spandex fabric and adjustable ear loops that allow for a custom fit to your face. Top of the nose area is designed with an adjustable molding that allows for different amounts of air flow. Very useful for when wearing glasses or wearing during exercise. Item Type: Masks Material Composition: 72% Nylon, 28% Spandex Care: Hand Wash Cold, Non-Chlorine Bleach, Line Dry, Do Not Iron Imported Back-ordered Item - Estimated Ship Date is June 15, 2020 Dimensions: 3.6" L x 3.5" W x 5" H