<b>Our Binder Rings Features:</b><br> ▲Our book rings flexible, convenient, light that are perfect for your every day needs; suitable for school, office, or home.<br> ▲Sturdy steel construction of adds sleek appearance and reliable durability.and easy open or close that will not hurt your hands.<br> ▲We are equipped with 4 different sizes, which are 1.0inch, 1.25inch, 1.5inch, 2.0inch inner diameter. The rings arm diameter is 2.5mm thicker, Convenient and durable, can meet your different needs.<br><br> <b>Tips: </b><br> - Please keep these rings far away from water and the acidic substance.<br> - For the easier opening, please refer to the instructions in the product image.<br> - Not for Children under 3 years old.<br><br> <b>Specification:</b><br> Item: Binder Rings<br> Material: Metal<br> Color: Silver<br> Quantity: 40PCS<br><br> <b> What’s included:</b><br><br> <b>- 20PCS x 1.0 inches (25mm)<br> - 10PCS x 1.25 inches(32mm)<br> - 5PCS x 1.5 inches(38mm)<br> - 5PCS x 2.0 inches(50mm)<br><br>