Product Overview: This pack contains 4 Foam PU ear plugs designed for comfort and effective noise reduction. They are suitable for various activities, including sleeping, studying, and swimming. Key Features: ‣ Comfortable Fit: Soft foam material ensures comfort for extended wear. ‣ Noise Isolation: Effectively blocks out sound for a quieter experience. ‣ Value Pack: Comes with 4 ear plugs, providing multiple uses.