Features include 70mm capacity, spine label holder, reinforced finger ring and reinforced bottom edge (metal shoe). Spine label included to customise your binder and organise your filing. Includes a locking lever arch mechanism to keep pages secure. Rado fitting allows easy closure so you can fit more on your shelf.Spine label for easy identification of contents.The Winc® brand 100% Satisfaction Guarantee - We want you to love our product, so if you're not 100% happy, you can return it anytime..