Features: Enhances for PX series digital pianos with our universal hammer mute buffer rubber, to improve sound quality and extend the life of your instrument. From durability rubber, these repair parts effectively reduce noise and provide a smoother playing experience, ensuring your piano performs at its best. Ideal for both amateur and professional musicians, this product is to maintain or upgrades for digital piano. Perfect for home practice, studio, or live performances, these buffers ensure your piano delivers consistent sound without unwanted noise. Easy installation and compatibles a wide ranging of models, these hammer mute buffers essentially keep your digital piano in top condition. Specifications: Material: Rubber Size: about 1x1.3cm/0.39x0.5in for PX series Mute Buffer Rubber Quantity：10Pcs Set Package Includes: 10PCS Mute Buffer Rubber note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.