!)Item: JY2012 3ply Tie Type Ultrasonic Face Mask, Size:17.8x9.5cm, Material: PP20 +anti-dust clothing40 2)Item: JY2014 3ply !)Item: JY2012 3ply Tie Type Ultrasonic Face Mask, Size:17.8x9.5cm, Material: PP20 +anti-dust clothing402)Item: JY2014 3ply Ear loop Type Ultrasonic Face Mask, Size:17.8x9.5cm, Material: PP20 +anti-dust clothing40