Muti-Fuctional: It can be used as not only a ruler, but also mark the current day, which can easily find the page you mark. Folded: The ruler can be folded and bent, soft and elastic, and it also easy to carry. Easy to Use : The bookmarker ruler is easy to use. It has clear scale,which is convenient for you to using. Material: The bookmarker ruler is made of premium PVC material, which is for long term use. Wonderful Gift Choice : It is a nice measuring tool for students, artists, designers and more.Wonderful gift choice for school students who are majoring drawing or reading. PVC Page Marker Snap-in Ruler Binder Ruler Size 6-Hole Notebook Filler Clear Black Measuring Tools Set notebook ruler book mark journal insert setFeatures:brand new and Material: The bookmarker ruler is made of premium PVC material, which is for long term use.Muti-Fuctional: It can be used as not only a ruler, but also mark the current day, which can easily find the page you mark.Folded: The ruler can be folded and bent, soft and elastic, and it also easy to carry.Easy to Use : The bookmarker ruler is easy to use. It has clear scale,which is convenient for you to using.Wonderful Gift Choice : It is a nice measuring tool for students, artists, designers and more.Wonderful gift choice for school students who are majoring drawing or reading.Specifications:Material: PVC Color:Black Clear Type:Black-A5 Black-A6 Clear-A5 Clear-A6