Reusable Masks Haze Mask Protection PM2.5 Visor Bicycle Riding Mask Saliva Isolation Virus Mask Melt-blown ClothDue to the spread of influenza and virus, a suitable quality mask can provide great protection!100% brand new and high quality Designed for anti-dust, anti-vehicle exhaust, anti-pollen allergy, anti PM2.5, haze day, isolate salicva and personal protection. Suitable for cycling, running, biking, hiking, and other outdoor activities.Specification Material: Composite fabric Size: One size Inside: Non-woven fabric + meltblown fabric + activated carbon Size: Flat length is 29cm / 11.42 ; Height 15cm / 5.91 : Velcro is 8.2cm / 3.23 Quantity: 1 PieceNote 1. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package include 1 x Protective Mask