Name: Disposable Nonwoven KN95 Folding Half Face Mask Standard: GB2626-2006 (Quality Standards of China) / Non-Medical Material:PP nonwoven, melt blown filter, filter fibre(hot air cotton) Layer:5 layers Size :155 x105mm (±5mm) Type:Ear loop Color:White Packing:10pcs/bag\box, 1000pcs/carton Usage:Protection from particles such as those from Virus, Grinding, Sanding, Sweeping, Sawing, Bagging, or other Dusty Operations Advantage:KN95 Mask is more protective than flat mask. Its design fits the human face better, and the material and structure are more secure. Use longer. Warranty:3 years from production date with well-packed and room temperature.