HOUYEE 50 Pack 1/2 Inch Plastic Binding Combs Spines, 19 Rings, Black 12 mm Binder for Letter Size Paper, 90 Sheets Capacity , Book Office School Supplies

【90 Sheets Capacity 】: The HOUYEE plastic binding comb has a diameter of 1/2 inches (12mm) and can hold up to 90 sheets of 20 LB paper. 【 50 Per Box 】: A box of 50 binding combs ensures the long-term use of all your binding items, allowing you to easily bind paper and store it for a long time. Very suitable for office and corporate presentation binding needs. 【 19 Rings, For Letter Size 】: The black 19 ring comb binding spines is suitable for letter sizes (8.5x11 inches), and the length can also be cut open with scissors according to personal needs to meet the binding of files of different sizes. 【 Easy to Use 】: The plastic binder comb is compatible with any standard 19 ring comb binding machine, these comb binding spines are made of sturdy plastic material, that is perfect for adding and removing paper. 【 Wide Application 】: HOUYEE binding combs can be used for commercial projects, office documents, family plans, presentations, restaurant menus, etc. They are excellent gifts for teachers, students, and colleagues.