Material: aluminum alloy. These are professional saxophone dampers designed as replacement parts for alto, tenor, and soprano models. Key benefits - Durable aluminum alloy construction provides reliable, long-lasting damping performance for professional use. - Compatibility across alto, tenor, and soprano saxophones offers a single replacement option for multiple instruments. - Replacement parts help maintain consistent instrument response and airflow control. Why you need them - Replace worn or damaged dampers to restore standard feel and performance. - Maintain reliability for gigs, rehearsals, studio work, or teaching environments. Use scenarios - Replacing dampers on an active alto, tenor, or soprano sax to restore consistent response before a performance. - Stocking maintenance kits for schools or rental programs to ensure readily available, dependable parts. - Upgrading from generic dampers to aluminum alloy dampers to achieve steadier performance in recording sessions or live gigs.