Oxford Index Card Storage Boxes - Media Size Supported: Index Card 4" x 6" - 1200 x Index Card (4" x 6") - Lift-off Closure - Plastic, Steel - Black, White - For Index Card, Label - 1 Each

Index card storage box is made of moisture-resistant cover material over heavy binder board for years of dependable use. Liftoff lid offers full access to contents. Included adjustable steel follower block makes sure your index cards stay upright and organized even if the box is not full. Design also features a built-in label holder for quick identification.