Perfect for players at any level, Yamaha Wind Instrument Care & Maintenance Kits provide an easy maintenance solution. Each kit is specially designed to contain the highest quality cloths, brushes, swabs, and lubricants to keep any instrument in top playing condition. Each kit also features an easy-to-understand care & maintenance manual and re-closeable plastic bag for item storage. The Low-Brass Piston Valve Maintenance Kit features Yamaha's new synthetic Regular Superior Valve Oil, specially