Soft Earplugs with String No.1901

[Features]
· Roll into a very thin cylinder between your fingers and insert.
· Can be easily inserted since the tips of the earplugs are round.
· Expands to fit the ear in about 30 seconds.
· Fits in the ear with excellent sound insulation.
· Smooth surface finishing that is gentle to the ears.
· No discomfort even during extended use.
· Cuts only the annoying noise.