Product Description * 20pcs per box (All individual packages) * Size in 13.5w x 10.5h cm * All production process are manupulated in Hong Kong. * Dustproof, water proof and comfortable. * Specially designed for Hong Kong people to wear. * Breathable for wearing a longer period. * No latex * No glass fiber Qualifications * BFE & PFE>98% * ASTM LEVEL 2 * AC:2019 Type IIR * EN14683:2019 * ISO 14644-1 Class 8