MADE OF THICK AND PREMIUM QUALITY MATERIAL. Black keyboard dust cover made of high quality materials. Material is 87% nylon 13% spandex that is durable and washable. PROTECTS your INSTRUMENT free from dust and dirt with Our stretch to fit keyboard dust cover. It is designed to keep dust and moisture from settling on your instrument. No residue from the material is left in your keyboard once you remove the cover. PERFECT FOR KEYBOARDS and fits most 61-88 key models with an adjustable elastic cord and stretchy material that helps for perfect fitting. This goes on easily, fits snuggly, stays secure, and simple to take off. Our products are made with the splendid quality materials and are designed to provide you with the best possible user experience.