10 / Pack Earplug Sound Insulation Professional Noise Reduction Sleep Noise Learning Speakers ·Kraft paper with one side

·Kraft paper with one side corrugated，It can be cut at will，Coil packaging

It is just the quality craftsmanship and it is the type of expertise that creates technology that lasts centuries

Even use in darkness

[Vent Holes] Vent holes will make you feel cold

Manual trolley * 1 set

10 / Pack Earplug Sound Insulation Professional Noise Reduction Sleep Noise Learning Speakers ·Kraft paper with one sideShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Features Independent packaging, use more clean and convenient Christmas tree shape, comfortable to wear Line design, easy to pick up and not easy to lose Silica gel material, no allergy constitution Powerful noise reduction