Made in Hong Kong 20 pieces/box, individually packaged A box of fine code/plus fine code contains two patterns (two dinosaur patterns), each with 10 pieces Three-layer disposable ear-hanging mask produced in a dust-free workshop (ISO 8 level) Outer layer: high-density non-woven fabric water blocking layer to prevent droplets from entering Middle layer: polypropylene melt blown filter layer to filter fine dust and bacteria Inner layer: moisture absorption layer absorbs moisture and liquid EU EN14683:2019 + AC:2019 Type IIR ASTM F2100-19 Level 2 Bacteria filtration rate ≥ 98% Particle filtration rate ≥ 98% Virus droplets ≥ 98% Small product size: 16w x 12.2h cm Thinned product size: 13.5w x 10.5 cm