1Color Variety: With 14 vibrant color options for our binding combs, you can effortlessly bind any document with a color coded system. Accommodates 30 holes A4, 26 holes B5, and 20 holes A5 sizes. 2Robust Construction: Crafted from premium PP plastic, our binding combs withstand heavy use and provide reliable binding every time. Easily trim with scissors to meet your specific needs, adding or removing supplement paper. 3Compatibility with Binding Machines: Our binding combs are a perfect alternative for other brand's spiral coils, coil spines, and comb bindings, as well as 10 hole, 20 hole, and 30 hole punch machines. 4Meets All Your Binding Needs: Plastic binder combs are ideal for teachers, students, professors, and enthusiasts who need to bind reports, presentations, and other documents. 5User Friendly: Effortlessly create polished presentations and reports with our binding spines, designed for smoothly and efficient document binding, guaranteeing a professional finish with ease. 14 x Plastic Comb Spines