Item Type: Loose Leaf Binding Spine <br>Material: Polypropylene <br>Inner Diameter: Approx. 22mm/0.9in <br>Type: Stationery Accessories Binding Consumables<br>1、22mm 30 Holes: This is 30 hole loose leaf paper binding strip with an inner diameter of 22mm, which can hold multiple sheets at one time. <br>2、10 Pieces in Set: The set contains 10 pieces this binding spines, allowing you to easily store paper and use for a long time. <br>3、Durable PP Material: The binding spine is made of excellent PP plastic, there is no harmless, has good wear and rust resistant, anti aging, sturdy and durable. <br>4、Good Performance: The binding strip surface is glossy, and has strong adhesion, not easy to break, can turn page smoothly, and can be used repeatedly. <br>5、Wide Usage: Binding strip can be manually bound by punching suitable holes, which can be easily operated by any office staff or student.10 x <br> <br>Loose&nbsp;Leaf&nbsp;Binding&nbsp;Spine