The size of the personalized leather magnetic bookmark is 3.9in*1.2in (10cmx3cm). There are powerful magnets on both ends of the bookmark, which can help you quickly find the last reading position. Personalized bookmarks are very suitable for giving to friends, yourself, reading enthusiasts, teachers, students, teachers, classmates and children. It can inspire them to read better. The personalized leather bookmark is made of high-quality first-layer cowhide, which is the highest quality part of leather. It is a pure natural material that is harmless to the human body and will not cause allergies.