【Remended Application】- This respirator mask is suitable for painting and sanding, welding, epoxy resin, pouring, casting, sawing, splashing, chipping , grinding , chiseling ,science, soldering, railway, fabrication, sawfly, shooting, workshop, eye protection DIY, lab, chainsaw worker, cleaning, construction, desert, designer, electricians, infield work, engineers, laser, machining, mechanics and other outdoor work. 【How to Install this painting mask】-Put the filter cotton on the filter box, and then put the cap or the cover on the filter box, and close tightly. Then install the filter box clockwise on both sides of the respirator mask with filters. 【Fully Adjustable Comfort Strap with goggles】- This dust respirator mask with safety glasses / goggles is suitable for most head sizes, designed for tight and fortable wearing with adjustable fort strap. Goggles can prevent the spray of fog and the invasion of small substances and this half facepiece is suitable for both men and women. 【Safety material & fortable & sealed 】- Made of premium silica gel, this respirator gas mask is non-toxic, soft, fortable, durable, safe and healthy. It will effectively eliminate organic chemical vapor or fumes once wearing, and gives you a fortable wearing feeling at the same time.It is the ideal protective device for your life and work 【Satisfactory Service】- Package Includes：1x half facepiece respirator mask, 1x safety goggles, 2x replaceable filter boxes, 8x cotton filters, 2x caps or covers. We are mitted to ensuring that you are 100% satisfied. If you have any questions about our gas mouth cover, please contact us directly.