Valve Filter Size : 43 x 36 x 15mm/ 1.7" x 1.4" x 0.6" (L*W*H) Model : B-9001V Size : 15.5 x 10.5cm/ 6" x 4" (L*W) (Folding Flat Mask ) Material : Cotton, Silicone, Plastic , Nylon 1 x Particulate Mask Unique Bargains N95 PM2.5 Anti Dust Cool Flow Valve Folding Particulate Earloop Half Face Mask

Valve Filter Size : 43 x 36 x 15mm/ 1.7" x 1.4" x 0.6" (L*W*H) Model : B-9001V Size : 15.5 x 10.5cm/ 6" x 4" (L*W) (Folding Flat Mask ) Material : Cotton, Silicone, Plastic , Nylon 1 x Particulate Mask Unique Bargains N95 PM2.5 Anti Dust Cool Flow Valve Folding Particulate Earloop Half Face Mask