Description This product is a bookmark ruler, which is made of quality materials. It has a delicate appearance and good texture. Beautiful color, not easy to fade. Thin and light, you needn't worry about that it will breaking the book or adding other color to your book. It is also a beautiful decoration. Features -Material: Zinc alloy, natural stone-Not easy to break or deform, support repeatedly use of a long time, long serving life. -It can also be used as a bookmark to help you continue reading easily. -Also suitable for students to practice and review before and during examinations. It is suitable for families, classrooms, offices and libraries. -It is small in size, light in weight, does not take up a lot of space, and is easy to carry. -design bookmark ruler, is an perfect gift for friends and families. Packing list: 1 x bookmark