Features • Durable Plastic Construction: Long-lasting and sturdy design ensures your papers stay securely bound for extended periods without wear or breakage • Easy Manual Binding: Simplified binding process allows anyone to easily compile documents by using a standard hole punch, perfect for students and professionals • High Gloss Finish: Features a smooth, glossy surface that resists fading and wear, providing a professional look and feel while enabling effortless page turning • Ideal 19mm Size: Designed with a 19mm inner diameter, these binding spirals are perfect for A4 and A5 notebooks, making them versatile for various projects • Value Pack of 20: Each pack contains 20 binding spirals, offering plenty of replacements for multiple uses, ensuring you always have the right supplies on hand Features: 1、 WITH LONG LIFE: and sturdy plastic binding spirals allow you to easily compile paper and store for long periods of time 2、CONVENIENT BINDING METHOD: Can be manually bound by punching suitable holes, which can be easily operated by any office, student party, and individual 3、GOOD GLOSS WITHOUT BREAKAGE: Poss good gloss, strong adhesion, wear resistance, resistance, aging resistance, not easy to break and fade, smooth page turning, can be used repeatedly 4、19MM INNER DIAMETER: Stationery accories binding consumables, inner diameter for 19mm, suitable for students and teachers 5、20PCS IN TOTAL: The package contain a total of 20pcs binding spirals, enough for you to replace and use, very convenient Specification: Item Type: Plastic Spiral Binding Coils Inner Diameter: Approx. 19mm / 0.75in Type: Stationery accories binding consumables Package List: 20 x Plastic Spiral Binding Coils Package List 20 x Plastic Spiral Binding Coils