5X(4 Pcs Sleep Learning Noise-Cancelling Headphones Student Soundproof6703
5X(Blocks out , large crowds, sleep and noise from everyday life
The ears can be adjusted to wear this ear more comfortably.
The style is simple and elegant, and the headband can be adjusted to tightness and effectively reduce noise.
Simple structure, easy to use, not easy to deform, safe to use.
Reduce households, bedrooms, self-study classrooms, station wagons, boats, airplanes, factories, construction sites, urban areas,
Colour:blue+black
Material:ABS
Size: 18.5 x 13 x 10cm
Package Contents:
4 x noise canceling earmuffs)
The ears can be adjusted to wear this ear more comfortably.
The style is simple and elegant, and the headband can be adjusted to tightness and effectively reduce noise.
Simple structure, easy to use, not easy to deform, safe to use.
Reduce households, bedrooms, self-study classrooms, station wagons, boats, airplanes, factories, construction sites, urban areas,
Colour:blue+black
Material:ABS
Size: 18.5 x 13 x 10cm
Package Contents:
4 x noise canceling earmuffs)
