· Type: KN95 Willow Protective Mask.
· Standard: CHINA GB:GB2626-2016 / FDA
· BFE: 99%.
· PEF: ≥95%.
· Color: White.
· Sample: Sample Offered.
· Layer: 5 Layers Mask.
· Applicable People: Adult
· Stock: Yes
· Ultrasonic welding technology, glue-free and odorless