The Protec Trumpet Leather Valve Guard, Model L226, is a high-quality accessory designed to protect your trumpet's finish and provide a secure and comfortable grip. Made from durable leather, this valve guard features an embedded nonporous lining that prevents moisture, oils, and acids from penetrating through. The backside of the guard is lined with soft and non-abrasive plush velvoa, ensuring a gentle touch on your instrument. With the Protec Trumpet Leather Valve Guard, you can confidently play your trumpet without worrying about damaging its surface.