This Surgical Mask is made of Polypropylene Spunbond and Meltblown nonwoven fabrics with adjustable nose strip and round elastic ear loop to give basic protection to the user. Blue Non-woven Fabric: PP Spunbond: Cut into 175 MM for adult size, Density from 25 GSM, Regular standard or SS standard, Blue color available Filtering Material: Melt-blown Fabric: 25 GSM for normal, use one layer, Cut into 175 MM for adult size White None-woven Fabric: Cut into 195 MM for adult size, Regular standard. Plastic Nose Wire: 100% PE, width in 3MM Round Elastic Band: For wearerâ??s comfort wearing the soft Ear Loop Elastic is used. Diameter is 2.5. Benefits: Complete Automatic Manufacturing Process Non irritating, fiber glass free fabric Great Breathability Maximum Filtration Super Comforting Without Glass Fibers Water Resistance Hypoallergenic Nose Bar Adaptable Hygienic