Bnineteenteam 10PCS Trumpet Valve Felt Washers Cushion Pad Trumpets Accessory

Features: Used for protecting keys and fixing keys to increase service life. Made of cotton, soft and smooth, will not scratch your trumpet.   A set includes 10 pcs, easy to replace the old one. Adopt fine workmanship and delicate design. Lightweight by design for easy transport and storage. Specifications: Condition: 100% Brand New Material: Cotton Weight: Approx. 4g / 0.1oz Size: Approx. 1.8cm / 0.7in(Outer Diameter), 0.9cm / 0.4in(Inner Diameter), 0.4cm / 0.2in(Thickness) Color: White   Package list:  10 * Trumpet Valve Felt Pads