100 Pack 1" Binder Rings, Metal Hinged Snap Rings by Clip Strip Color: Silver Quantity:100 Pcs Inner diameter: 1 inch/25 mm Applications: These convenient rings are most commonly utilized to bind documents, or to link together a multitude of different materials, to create a binder. They are also popular for loose-leaf, memo filing, key rings, scrapbook, binding recipe, photos, book, sample book, scrapbook, contracts or file