about this projectHIGH QUALITY MATERIAL: Alto saxophone neck cork is made of durable, soft and lightweight premium cork material. Good quality can not only provide a safer guarantee for your life, but also good materials can increase the service life of the product.HIGH QUALITY MATERIAL: Alto saxophone neck cork is made of durable, soft and lightweight premium cork material. Good quality can not only provide a safer guarantee for your life, but also good materials can increase the service life of the product.HIGH QUALITY MATERIAL: Alto saxophone neck cork is made of durable, soft and lightweight premium cork material. Good quality can not only provide a safer guarantee for your life, but also good materials can increase the service life of the product.Well packaged: very practical, 10 pieces of cork per pack, easy to carry. With excellent compression ability, it is easy to carry.Flexibility: It has good flexibility, sealing, noise resistance and wear resistance. Excellent compression and decompression capabilities.UNIVERSAL: High-neck tenor corks for all saxophones. You can buy with confidence. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store