Features: Engineered with a high efficiency drainage systems that accelerates water flows, this spit valves ensures rapid moisture removal from trumpets and trombones. Crafted from white brass with tool frees installation, the ergonomic valves features reinforced metal components and compatibility across most trombone models. Ideal for both novice brass players and professional musicians seeking safe instrument care accessories, it simplifies post rehearsal cleanup. Perfect for preserving sound quality during live concerts, practice, or travel performances, its space saving design fits effortlessly into instrument cases. As essential brass instrument accessories, these trombone drainage valves extend equipment lifespans by minimizing internal corrosions. Specifications: Materials: White Copper Color: As The Picture Shows Package Weight: approx.40g Size: approx.8x6x6cm/3.15x2.36x2.36in Package Includes: 5Pcs Trumpet Spit Valves note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!