Look no further for a large letter book wrap, the C3 Bukwrap ensures the cheapest postal tariff every time. Maximising the large letter size limit and reducing your postal costs, these book wraps are perfect for hardback books and other items. Superior strength kraft corrugated material, pack 25% faster, variable depth creases for super snug impact protection, no need for costly void fill or tape! If you are looking for the best packaging for books look no further, these large letter folders are fantastic!