The "original" spring-lock metal label holder fits tightly over binder spine. Metal frame has a black rustproof finish to retain its fine appearance for years. Clear plastic windows protect the inserted label from soil and scuffing. High-quality steel spring wire clips provide positive grip and have a reverse bend to guard valuable papers from accidental damage. Includes blank inserts. Color(s): Black;Clear; Size: 1 x 2 3/4; Binder Capacity: 1".