Dust mask protects against non-toxic dusts, powders, pollen, and other common airborne particles. Soft, flexible nosepiece permits individual adjustment to face. Compact design easily worn with glasses and goggles. This one-size-fits-all mask is perfect for home, factory, farm, and garden use Applications include the following: . Wood and metal sanding. Grinding operations. Dusty work areas. Lab or clean room use Caution: for comfort use only. Not NIOSH approved. .