... baby, child, young Soft, No stimulus to human skin, filtration efficiency 99%, CE 3ply Kid face mask with earloop, can be ... palstic cover wire4) material weight: 3Ply 20gsm PP + 20/25gsm filter paper + 20/25gsm PP 5) style: spot welding by auto-machine ... handwork6) color: white, pink, blue, green, yellow etc.7) advantage: Filter pollen, dust and bacteria, very low resistance to breathing 8 ...