The Yamaha Synthetic Cork Grease Stick (5g) is a premium maintenance accessory designed to lubricate the cork tenons and joints of woodwind instruments such as clarinets, saxophones, and oboes. Its synthetic formula is engineered to remain stable and spreadable across various temperatures and weather conditions. Key Benefits Smooth Assembly: Reduces friction, making it easier to assemble and disassemble instrument joints without force. Airtight Seal: Ensures joints fit perfectly to maintain an airtight seal, which is critical for proper sound production. Cork Protection: Prevents cork from drying out, cracking, or peeling, significantly extending the life of the instrument's corks. Mess-Free Application: Housed in a twist-up stick (similar to a lip balm tube), allowing for precise, portable, and clean application. How to Use Clean th ...