INDUSTRIAL QUALITY – Manufactured in a sterile facility. Samples are tested regularly to ensure contaminants are being prevented from entering and exiting | GREAT PROTECTION – 3 Layers of protection helps filter the air while not constricting airflow. Covers the nose, mouth, and chin for full protection, enough elasticity to make a fine seal | NON-WOVEN FABRIC: Our face protective masks are made from non-woven fabric which has increased filtration of fluids in the air compared to woven cloth. It will not cause the fog when wearing glasses | SOFT AND COMFORTABLE TO USE: Wearing a soft and comfortable ear-hanging mask does not cause skin discomfort and is not easy to fall, so no adjustment is required during work, which provides convenience for your activities | 3-PLY DISPOSABLE FACE MASKS: This is a general face use mask. These masks should be disposed of after each use. The best protection for indoor and outdoor activities