Disposable dust mask Specification:1. Mini-fibre polypropylene cloth, water resistance.2. Low breathing resistance with high filtration efficiency. 3. Suited to general dust workshops, garden, house cleaning, motorcycle riders, wood, metal…etc.Weight: 100g, 120g, 140g, 160g, 180g, 200g, 240gColor: whitePacking: 50pcs/box 1000pcs/ctn 6/5kgs 59x25x28cm 14000box/20’