Yamaha synthetic slide grease is a high-stability lubricant designed primarily for the tuning slides of brass instruments. Unlike trombone hand slide lubricants, these greases are formulated to be thicker to provide an airtight seal and prevent slides from sticking or slipping out of place. Product Lineup Yamaha offers several synthetic formulations to suit different slide tolerances and application preferences: Slide Grease (Soft/Fine) - 10g Tub: A thicker formula ideal for main tuning slides. It is highly stable across different temperatures and includes a corrosion inhibitor to protect the instrument's metal. Slide Grease Gel - 12g Squeeze Tube: A thinner gel formulation that spreads more easily than the tub version. It features a curved silicone applicator for mess-free, marker-style application. Slide Grease Stick - 5g: A conven ...