The ACCO Binder Clips securely fasten stacks of paper. The durable binder clips feature tempered steel that provides extra strong hold and clips spring back into shape when removed. These binder clips are the perfect addition to your office supplies and accessories. Black binder clip with silver arms securely fastens stacks of paper Tempered steel construction provides extra-strong hold Ideal for reuse, clips spring back into shape when removed Binder clips come in a pack of 12