Description Manufactured with plastic material, Discbound Expansion Discs are practical and durable for long-lasting use. Fine workmanship and beautiful appearance ensure the popularity and practicality. Bring a professional and functional look for the loose-leaf type of report, book, notebook and calendar. Features - Color: Sky-blue -Material:Plastic - Size: 2.40X2.40X0.20cm/0.94X0.94X0.08in -Discbound Expansion Discs are made of plastic material, which can be used for a long time. -Simple in design, but they are practical to use, which will give you a good use experience. -Widely application, they are suitable for students, teachers, and other people who need them. -Fine workmanship and details, these binders are great for office, school or home use. -Discbound Expansion Discs are lightweight for easy and convenient to carry and store when not in use. Package list: 50 x Discbound Discs