20pcs Activated Carbon Filter 5 Layers Breathing Protective
Our co ver is washable and reusable when it getting dirty, 100% cotten anti dust, safty, fashion look.
Made of high quality soft and comfortable material, which is breathable but could efficiently protective with valve
One size fits, adjustable elastic ear loops, suitable for running, cycling, camping, traveling, climbing, outdoor activities and daily use. Protect you from fog, haze, vehicle exhaust, passive smoking, etc.
Size: 10.5 x 5.3 inches
2 x Free cover
20 x Carbon Filters(5 layers)