A 3-Ply Surgical Face Mask is a disposable mask with three layers of non-woven cloth that aids in breathing clean air. This mask is quite affordable and may be used by nearly anyone. The mask is comprised of a non-woven cloth that allows for effortless breathing. When you work, the soft and comfy ear hook holds this face mask in place on your face without the need to adjust it. Mask should only be worn for four hours at a time and should be changed on a frequent basis to maintain their effectiveness.