Total 30 pcs = (47*34) 10Pcs + (43*30) 10Pcs + (34*25) 10Pcs BOOK COVER STICKER: This Book Binding Transparent Cover (Total 30 pcs = (47*34) 10Pcs + (43*30) 10Pcs + (34*25) 10Pcs) Eye-catching, light weight design that will not make your book heavier and will even give it a high-grade finishing look and is appropriate for all types of books and will help you maintain clean book covers. PREMIUM PRODUCT MATERIAL: High-quality, clear self-adhesive protective book cover is designed to protect your books, documents, presentations or reports from spills, stains and regular wear and tear. CRYSTAL CLEAR BOOK COVERS: This Catron Book Cover will protect your books from greasy fingers, dust, pen marks, dirt, and grime. This lightweight barrier is best used in a setting when books are exposed to light wear, such as a book signing, personal collection, or gallery environments HIGH QUALITY COVER PROTECTION: means that these plastic book covers are engineered with 2.0 mil polypropylene rather than dense vinyl, so you get high-quality protection at an affordable cost. The material is thin and lightweight, yet designed to not easily rip, tear, split, break, or rupture. CATRON USES: Very easy to install and is ideal for covering books, novels, the Bible, documents, presentations, reports, note book etc; for school, office, home, work, and much more.