5 Pcs Saxophone Key Button Copper Turquoise Exquisite Trumpet Valve Finger Button for Wind Instrument1[Elegant Craftsmanship] These saxophone key buttons, made from copper and adorned with white turquoise, are meticulously hand polished, showcasing exquisite craftsmanship and adding an elegant touch to your instrument. 2[Smoothly Surface] With exquisite edge polishing, these buttons boast a smoothly surface, ensuring accurate and effortless finger movement for enhanced playing experience. 3[Perfect Replacement] Designed to replace old, damaged, or lost buttons, these sax key buttons offer a convenient solution to upgrade your instrument. 4[Improved Playability] These finger buttons improve the accuracy and increase the overall fluency of your play, enhancing the playing experience. 5[Versatile Accessory] Ideal for saxophones, trumpets, and other similar wind instruments, these buttons provide a versatile replacement option.