You could be protected from dust, small particles on air, pollen and much more. Anti-dust,anti-odor. Washable and reusable. This can be a good choice as gift for your family, friends, lovers for birthday. It adopts high quality cotton, making it soft and comfortable to your face, very effortless to wear, and it won't induce discomfort. This anti-dust cotton fabric is ideal for both women and men, suitable for cycling,camping, running, travel, climbing and daily use. Protect you from fog, haze, vehicle exhaust, passive smoking,etc. 9"L x 5 5/16"W