JS Ultrasonic Protective shield
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Quality/Safety Certification: 0.00
using V-KOOL space film as filter, can low down the ultrasonic radiation under 10-5, which protect eye and face effectively.
JS Ultrasonic Protective Mask (Ultrasonic Protective Mask, Protective Mask)
JS ultrasonic protective mask, using V-KOOL space film as filter, can low down the ultrasonic radiation under 10-5, which protect eye and face effectively.
