Feature 1This ring adopts good quality silicone material, durable, stretchy. 2Protect the brim of bell from scratch and collision. 3It can lessen the noise of saxophone for practice. 4Easy to use, portable and lightweight. 5Useful tool for saxophone lovers.SpecificationFeatures: This ring adopts good quality silicone material, durable, stretchy. Protect the brim of bell from scratch and collision. It can lessen the noise of saxophone for practice. Easy to use, portable and lightweight. Useful tool for saxophone lovers. Specification: Material:Silicone Color: BlackProtective Ring Diameter: Approx. 11cm / 4.33in (Alto) Weight: Approx. 5-10g Package List: 1 x Saxophone Mute .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }