Music notebook (neutral key) special design - leather appearance (not leather) material key printed on glass paper and binding cover "special thermal celphone coating." the clef on the product is embossed, not embossed. (can be wiped with a wet cloth, leaving no stains. .)dimensions: 14,5x21 cm. (a/5) binding cover: 1st class special coated binding cardboard: 2,5 mm. rigid cardboard number of pages : 60 sheets (120 usable pages) paper : 100 grams, 1 class non-light reflective pearl whitemanufacturer : bidefter This publication is ideal for readers seeking insightful and educational content. Prepared by experienced authors and printed with high-quality materials. Great for students, educators, and curious minds.