3m foam earplugs:

• Ideal for loud noises.
• Specially designed earplugs made from polymer foam.
• Protects hearing.
• Moisture resistant.

An earplug is a device intended to be inserted into the ear to protect the user's ears from loud noises or the infiltration of water, foreign bodies, dust, or excessive wind.

Foam earplugs are compressed to fit perfectly into the ear, protecting it.

Among other things, earplugs can offer peaceful sleep without disturbance from external factors (e.g., sounds from vehicles, etc.).

Additionally, using earplugs can be useful in environments where there is noise, e.g., from machinery, commotion, etc.