Keep your eartips for CX400, CX500, and IE80 earphones performing at their best with this comprehensive 12-pack replacement eartip set. These black silicone eartips are designed to provide a secure, comfortable fit while delivering the superior sound quality you expect from your Sennheiser earphones. The set includes multiple sizes to ensure you find your perfect fit, helping to maximize sound isolation and bass response. These replacement tips are easy to install and maintain, extending the life of your premium earphones. Made from quality silicone material, these eartips offer durability and comfort for extended listening sessions. Whether you're replacing worn-out tips or want spare sets for backup, this value pack keeps your earphones ready for daily use. Compatible exclusively with CX400, CX500, and IE80 models.