These Discbound Expansion Discs are made of high-class ABS material and are for use. Binders are suitable for many purposes, such as loose-leaf, memo filing, etc. They are simple in design, but very practical to use and will give you a good experience. Features -Color:Golden -Material:ABS -Size:3.50X3.50X0.40cm/1.38X1.38X0.16in -Sufficient quantity Binder Discs, and you can also share them with your family and friends. -High-grade material and fine craftsmanship, and sturdy for a long time. -These Loose-leaf blinder discs provide extra strong hold without slipping or releasing of your papers or items. -Discbound Discs are great for artists, students, painters, office workers and other people in need. -Multifunctional, they are and practical because of their creative design. Package list: 10 x Discbound Expansion Discs