Binding Covers and Backs Set & 12mm Spiral Binding Coils

【Binding Covers and Backs Set】: The HOUYEE binding covers set includes 60pcs 10Mil clear binding covers and 60 pcs 12Mil black sand-texture polycovers, 120 packs in total, This binding covers set meets everyday binding needs for school, home, and office use.
【Letter Size】: These clear front and black back covers are made from high-quality materials, 8.5" x 11" (standard Letter size). They protect your projects from bending and creasing, ensuring documents remain secure and are presented with clarity.
【1/2 Inch, 90-Sheet Capacity】: HOUYEE plastic spiral binding coils, with a diameter of 12 mm (1/2 inch), securely hold up to 90 sheets of paper. The pack of 100 makes it easy to bind documents and preserve them for long-term use.
【4:1 Pitch, 48 Loops】: The spiral binding coils have a 4:1 pitch, making them compatible with any binding machine that punches 4 holes per inch. (Note: These 4:1 pitch binding coils are not compatible with cinch machines, comb-binding machines, or wire-binding machines. They are for spiral coil binding machines only.)
【Widely Used】: Our plastic spiral coils and binding covers combo organizes messy documents effortlessly, ideal for offices, homes, schools and business presentations. Perfect for reports, calendars and more, it’s a practical gift for teachers, students and professionals.

120 Pack Binding Covers and Backs Set with 100 Pack Plastic Spiral