Features: - Excellent protection, convenience, and ease of use with great value of reusability. - Featuring the most comfortable and highest noise reduction rating earplug. - These reusable earplugs are generally affordable, can be sterilized, and easily cleaned with mild soap and water for months of use. - Made of soft silicone material. - Each pair comes with a cord and is supplied with a storage case or a polybag. - Sold 1 pair / pack or 5 pairs / pack. EP-1363 : Corded with Storage Case. EP-1366 : Corded with Polybag.