100Pcs POWECOM 3703 Filter Cotton For 3700 PM2.5 Mask Professional Labor Protection Face Mask Filte

Specification BrandPOWECOMStyleHead mountedFeatures Filtering gas purify air effectively This protect you from breathing in dust and fine powders Suitable for dust prevention in mining cement factory ceramics factory shipyard metal smelting power plant stone processing polishing interior decoration powder processing operations produce Package included 100pcs x 3703 Filter Cotton not including the 3700 Face Mask