The Key Leaves?self-fit-kit for the soprano sax works?with?any?model of straight or curved soprano saxophone. It prevents frustrating sticking sax keys and pad rot. Fix your?sticky?G#, Eb and C# soprano sax pads for good by leaving the keys open to dry with Key Leaves. This?product is the?preferred soprano?sax care method of artists including?Roxy Coss, Chika Inoue,?Alex Singleton?and many?more. In a few seconds?you can?open Low Eb, C# plus G# sax key pads to air dry clean and cure sticky soprano sax keys before they start sticking.