Extra strong and extra long adhesive: Post-it® Index Strong are particularly durable and are perfect for permanent marking and long-term archiving of documents. This practical case always contains four different colored Post-it® Index Strong, making it easy to mark documents for a perfect overview. Whether used as dividers in folders or as tabs for binders, Post-it® Index Strong are writable and help maintain order, thanks to their various colors. The adhesive strips are self-adhesive and can be removed without leaving any residue. Conveniently, the Post-it® Index Strong can be easily pulled from the handy dispenser. Key features: Product colors: Pink, Purple, Turquoise, Yellow; Number of sheets per package: 10 sheets; Weight and dimensions: Width 15.8 mm, Height 38.1 mm.