Sennheiser SoundProtex Plus Earplugs - Reusable Hearing Protection with 4 Interchangeable Filters - High Fidelity Sound at a Safe Volume Level - Black
 
Multi-purpose: Choose from 4 different filter strengths to find the perfect level of protection for travelling, going to festivals or concerts, studying, relaxing, reading, sleeping, or even swimming.
 
High fidelity sound: High and low frequencies are reduced equally for balanced sound—no loss of detail or clarity.
 
Hearing protection: Filter technology and secure fit ear tips reduce the sound volume to a safer level.
 
Acoustic filter: Two-stage acoustic filter (Mid) reduces volume at concerts without compromising sound clarity.
 
Control the environment: Ambient awareness to hear the world. Full block filter for passive noise cancelling.
 
Reusable and comfortable: Soft washable medical-grade TPE material won't irritate sensitive skin.